Methacycline
(=6-methyleneoxytetracyc-line)甲烯土霉素
🔁 扩展释义
【化】 美他环素【医】 甲烯土霉素, 6-亚甲基-5羟级四环素
🗣️ 情景例句
and how hard it is
他还说这件事很难
Never offer to teach fish to swim.
切莫教鱼游泳。
A lot of cars entered for this race last year and there was a great deal of excitement just before it began.
去年有很多汽车参加了这项比赛。比赛开始之前，人们异常激动。