Contamin
康塔明铜锰镍电阻合金
🗣️ 情景例句
What's your occupation?
你的职业是什么？
Our staff and employees will do their best to make your visit comfortable and worthwhile.
我们所有的员工都会尽力使您的来访舒适而有价值。
I knew that experts from the local museum would soon visit the cave.
我知道本地博物馆的专家会很快到山洞来探访。