Itamycin
[化] 基石霉素
🗣️ 情景例句
Hi, Tom, this is Mary.
嗨，汤姆，我是玛丽。
It seems like I always have bills to pay and he never has any!
我看来好像老是有账单，然而他却完全没有。
No, they aren't. They're their books.
不，不是我的。这些是他们的书。