Pentamustine
戊氮芥
🗣️ 情景例句
Call the plumber to fix the toilet.
给水管工打个电话来修理厕所。
How did you recognize him?
你是如何认识他的？
The aircraft was able to fly over the endless white plains without difficulty.
飞机可以毫无困难地飞过这片茫茫无际的白色原野！