Coltan
钶钽铁矿
🗣️ 情景例句
you'll really publish Family Album, U.S.A.?
你真的会出版 美国写真集 啦？
I don't think price is a problem. The most important thing is that how many you can supply.
我认为价格不成问题。最重要的是你方能供货多少。
When a servant opened the door to fetch some wood, I spoke to her and persuaded her to let me in.
一个仆人开门取柴火时，我和她说话，并说服她让我进去。