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 booster ['bu:stә]   添加此单词到默认生词本
n. 向前推的人, 支持者, 后援者, 升压器

[化] 爆管; 扩爆药; 传爆药; 升压机; 增压装置; 升压器; 助促进剂

[医] 升压器, 升压机, 爆管, 扩爆器, 辅助剂, 激发剂


  1. Our vet is very efficient; he sends us a reminder when the cat is due for a booster vaccination as a matter of course.
    我们的兽医工作效率很高，当猫要按时免疫接种时，他总给我们寄一张提醒单来。
  2. Expendable rocket boosters.
    不能再用的助推火箭
  3. B: That's a real ego booster.
    那真让人自尊心大增。


booster
[ noun ]
  1. a person who backs a politician or a team etc.

    2. <noun.person>
    all their supporters came out for the game
    they are friends of the library
  2. someone who is an active supporter and advocate

    3. <noun.person>
  3. a thief who steals goods that are in a store

    4. <noun.person>
  4. an amplifier for restoring the strength of a transmitted signal

    5. <noun.artifact>
  5. the first stage of a multistage rocket

    6. <noun.artifact>
  6. an additional dose that makes sure the first dose was effective

    7. <noun.artifact>


Booster \Boost"er\ (b[=oo]st"[~e]r), n.
1. (Elec.) An instrument for regulating the electro-motive
force in an alternating-current circuit; -- so called
because used to ``boost'', or raise, the pressure in the
circuit.
[Webster 1913 Suppl.]

2. an enthusiastic supporter.
[PJC]

3. the first stage of a multistage rocket, providing all or
part of the driving force at lift-off and until the second
stage ignites, whether or not the booster stage is
detached after the fuel is spent. Also called {booster
rocket}. In some cases, a booster has been used to assist
the takeoff of airplanes.
[PJC]

4. (Med.) an immunizing medication given after an initial
immunizing treatment, to provide increased or extended
immunity. Also called {booster dose}. When in the form of
an injection, it may be called a {booster shot}.
[PJC]

5. any auxiliary device or part of a device to provide
increased power, force, or effectiveness, as with a
pumping device.
[PJC]

6. (Mil.) an explosive charge which is more powerful than a
primer, used in conjunction with a primer to assure
detonation of the main charge. Integrated blasting caps
containing separate compartments for primer and booster
are used as detonators for certain explosives.
[PJC]

  1. Ethanol is the principal octane booster used in premium-grade gasolines, replacing toxic lead additives, and is considered a possible substitute motor fuel for the future.
  2. The report was submitted by H. Guyford Stever, chairman of the National Research Council's panel on the redesign of the shuttle booster rockets.
  3. Thiokol Corp. got a $110.9 million Air Force contract for continued full-scale development, design, fabrication and test of the Stage I booster for the small ICBM program.
  4. Space agency officials said they wanted to determine the readiness of the shuttle's redesigned booster rocket and ordered it tested for a third time.
  5. The company's redesign of the booster rocket is aimed to prevent the problems of last January, when cold temperatures before the launch were blamed for preventing a rubber O-ring from sealing a joint and allowing hot gas to escape.
  6. The accident will, however, postpone the final test-firing of Morton Thiokol's redesigned booster from July 25 until the end of August, officials said.
  7. The tile damage resulted when insulation hit the shuttle during liftoff after stripping away from both the external fuel tank and the nose cone of one of the solid fuel booster rockets, McCartney said.
  8. Safety features in the redesigned space shuttle booster rocket appear to have performed as designed during a crucial test-firing despite deliberately incorporated flaws, a spokesman said Monday.
  9. Yesterday, he called the test "the final test" for the redesigned booster.
  10. The cast is first-rate, particularly Bostwick as mission commander Dick Scobee, Allen as the bubbly but determined McAuliffe and Boyle as a worried engineer at Morton-Thiokol, Inc., builder of the shuttle's booster rockets.
  11. But Discovery is vertical, attached to its solid fuel booster rockets and external fuel tank.
  12. A federal judge said he would release today secret documents about the Federal Bureau of Investigation's criminal probe into Morton Thiokol Inc., maker of the space shuttle's booster rockets.
  13. The Challenger accident was caused by the failure of the seals on one of the two booster rockets.
  14. Originally set for Tuesday, the liftoff was postponed with only 18 seconds to go after an electrical switching problem cut off power to a hydraulic pump used to aim the nozzle of an auxiliary booster rocket.
  15. A scallop fisherman's net snagged part of a solid-fuel rocket booster in the Atlantic Ocean east of here, and the boat brought the dangerous catch into port.
  16. The six Republican House members argued that giving business to China's government-owned and government-subsidized Long March booster program would: _Jeopardize the jobs of 8,000 Americans involved in developing a U.S. booster.
  17. The six Republican House members argued that giving business to China's government-owned and government-subsidized Long March booster program would: _Jeopardize the jobs of 8,000 Americans involved in developing a U.S. booster.
  18. The workload was limited because the Magellan probe and its rocket booster, which together weighed 45,000 pounds, did not allow for many experiments to be carried aboard.
  19. "IPTAY, per se," has never been involved in rules violations, and welcomed recent new NCAA statutes restricting booster contact with athletes and recruits, he says.
  20. But there came a tendency among some NASA managers to maybe wink at some problems, among them an inadequate booster rocket design.
  21. Last month, Discovery's launch date was moved from April 18 to April 12 after the lower right segment of the shuttle's solid-fuel rocket booster was replaced more quickly than anticipated.
  22. Back at Cape Canaveral, the redesigned booster rockets that powered the first post-Challenger launch toward orbit Thursday were towed into port and, divers who inspected them said they appeared in perfect condition.
  23. Investigators blamed the disaster on a failed solid rocket booster joint that allowed flames to burn into the vehicle's huge external fuel tank.
  24. "Don was fairly confident all along that she would be nominated. He is Melanie's biggest booster," said Mintz, who also was in Miami.
  25. Also ahead, on Tuesday and on July 26, are two more full-scale firings of test models of the solid fuel booster rockets at the Morton Thiokol facility in Utah.
  26. The opposition to Mr. Verity, who was nominated by President Reagan, is based on lawmakers' perception that he isn't a forceful advocate of human rights and that he is too zealous a booster of expanded U.S.-Soviet trade.
  27. Scientists such as Mr. Snitzer have shown that a fiber when treated with certain rare earths and spliced to a regular fiber will act as its own signal booster.
  28. Gore ran as that moderate and his victories in five states propel him to the next round of primaries. "Super Tuesday succeeded," said a Gore booster, former Gov. Charles Robb of Virginia.
  29. The resumption of shuttle launches was recently delayed because the booster had to be refitted with a replacement for a part that failed during tests.
  30. The $413 million Magellan, centerpiece of a $744 million mission, was released from the shuttle Atlantis in May 1989, then launched by a booster rocket.
booster
booster (pipe line) c...
booster (rod)
booster action type a...
booster adjuster
booster air cleaner
booster air pump
booster alternator
booster amplifier
booster and sustainer
booster assembly
booster battery
booster blower
booster brake
booster cable
booster case
booster charge
booster cluster
booster coil
booster compressor
booster connection
booster converter
booster cradle
booster cradle assembly
booster cut-off
booster cutoff
booster cylinder
booster cylinder boot
booster cylinder boot...
booster cylinder bracket
booster diffusion pump
booster diode
booster dose
booster ejector
booster element
booster engine
booster expansion tur...
booster explosive
booster fan
booster flame
booster gas turbine
booster grain
booster heater
booster hose
booster hose clamp
booster hose clip
booster hose tee
booster injection
booster inoculation
booster locomotive
booster magneto
booster mechanism
booster nozzle
booster oil diffusion...
booster oil pump
booster operating lever
booster operating lev...
booster phase guidance
booster piston packing
booster power lever
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