Estin
棘青霉素
🗣️ 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回来，要提前多长时间通知你才行？
My brother is not quite twenty-five.
我的兄弟不够25岁。
There are twenty-four boys, and twenty-two girls.
二十四个男生，二十二个女生。