Cephamycin
头霉素
🗣️ 情景例句
Rome wasn't build in a day.
伟业非一日建成。
As a man's heart is, so does he speak.
言为心声。
After breakfast, I sent the children to school and then I went to the shops.
早饭后，我送孩子们上学，然后就去了商店。