Tercod
碳化硅耐火材料
🗣️ 情景例句
You really must have your wits about your when dealing with such people.
跟这类人打交道，你必须格外警觉。
English has become an international language.
英语已经成为一门国际语言。
At exactly that moment, the telephone rang.
恰恰在此时，电话铃响了。