名詞 penicillinase:

1. enzyme produced by certain bacteria that inactivates penicillin and results in resistance to that antibiotic
   同義詞：beta-lactamase

pen.i.cil.lin.ase

n.（名詞）
Any of various enzymes, produced by certain bacteria, that hydrolyze penicillin and are used in medicine to treat allergic reactions to penicillin.
青霉素酶：一種由某種細(xì)菌產(chǎn)生的可使青霉素水解的酶，用作制對(duì)青霉素過(guò)敏的藥物