Stapf
麻黄碱
🗣️ 情景例句
I'm going to show him the photos on Monday morning.
我要在星期一早晨给他看这些照片。
I suppose it's an inconvenience for you to do this.
我推测对你来说做这件事情是很不方便的。
Why did you come here?
你为什么来这儿呢？