Stapf
麻黄碱
🗣️ 情景例句
Please accept my apologies for any trouble my mistake has caused you.
因为我的失误给你添麻烦了，请接受我的道歉。
A wise man will make tools of what comes to hand.
聪明的人能随机应变。
Between 8:00 and 9:00.
8：00－9：00之间吧。