Sepsin
腐败素
🗣️ 情景例句
You will never guess.
你绝对猜不到。
I'm going to try to leave by 10:00.
我争取10点以前离开。
It could only get over the mountains if it rose to 10,000 feet.
只有在飞至10，000英尺的高度时，它才能飞过这些山头。