Erethin
[医] 兴奋素(结核菌素毒质)
🗣️ 情景例句
I think the problem can be gotton over without too much difficulty.
我认为问题不难解决。
Nature abhors a vacuum.
自然界里是没有真空的。
Live animals? I didn' t know we were going to take live animals with us, Sir.
活的动物？我还不知道我们要带活的动物，先生。