Cerrobase
低熔点铅合金
🗣️ 情景例句
and this is an important decision we have to make.
这又是我们必须做的一个重大决定。
I can't express how happy I am that you have come.
我无法说出来了我是多么高兴。
Everybody will be watching anxiously as the new buildings go up.
大家都将急切地注视着新建筑的建成。