Cerap
陶瓷压电元件
🗣️ 情景例句
What's that?
什么组织？
This window is just as wide as that one.
这扇窗户就象那一个一样宽。
The situation seemed hopeless and he knew his life was in danger.
这种情况看来是毫无希望了，他知道他有生命危险。