Cerro
塞罗铋基低熔合金
🗣️ 情景例句
Now, tell us something about your trip.
好，跟我们说说你的旅行。
When did you ener the school?
你什么时候入学的？
Fifteen minutes passed and then, at five to twelve, the clock stopped.
15分钟过去了，而就在11点55分时，大钟停了。