Thymolysin
溶胸腺素
🗣️ 情景例句
How can you do business with the americans? You'll need to improve your English first.
你怎么能与美国人做生意？你得先提高自己的英文水平。
Believe it or not!
信不信由你。
We are running on two shifts.
我们实行的工作是两班倒。