restrainer n. 抑制剂
[化] 抑制剂
[医] 制动器, 抑制剂(化)
restrainer[ noun ]- a chemical that is added to a photographic developer in order to retard development and reduce the amount of fog on a film
<noun.substance>
- a person who directs and restrains
<noun.person>
Restrainer \Re*strain"er\, n.
One who, or that which, restrains.