Actinomycetin a
[医] 白放线菌素A
🧩 词语组成解析
[化] 白放线菌素\\n[医] 放线菌体素
🗣️ 情景例句
was supposed to be made into a community center
原计划改成一个社区交谊中心
A new bicycle is out of the question - we can't afford it.
买新自行车的事谈不上 —— 我们买不起。
For nearly three and a half centuries she lay at the bottom of Stockholm harbour until her discovery in 1956.
这艘大船在斯德哥尔摩港口的海底躺了将近3个半世纪之后，直到1956年才被发现。