n. 起重机, 小偷

[化] 吊杆起重机; 人字起重机

Derrick \Der"rick\, n. [Orig., a gallows, from a hangman named
Derrick. The name is of Dutch origin; D. Diederik, Dierryk,
prop. meaning, chief of the people; cf. AS. pe['o]dric, E.
Theodoric, G. Dietrich. See {Dutch}, and {Rich}.]
1. A mast, spar, or tall frame, supported at the top by stays
or guys, and usually pivoted at the base, with suitable
tackle for hoisting heavy weights, such as stones in
building.

2. (Mining) The pyramidal structure or tower over a deep
drill hole, such as that of an oil well (also called an
oil derrick .
[Webster 1913 Suppl. +PJC]

{Derrick crane}, a combination of the derrick and the crane,
having facility for hoisting and also for swinging the
load horizontally.