Tetramycin
四霉素
🗣️ 情景例句
Nice talking to you, sir.
我也很高兴与您交谈 ，先生。
We demand better pay.
我们要求增加工资。
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.
美洲土著人捕捉野马，加以驯服。