Libramycin
磅霉素
🗣️ 情景例句
Well, I've thought a lot about which college,
嗯， 我为了上哪一所大学想了很多，
Beauty may have fair leaves, but bitter fruit.
美丽的花或许长好叶，结苦果。
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的学习一直很紧张，没有时间收集新邮票。