Tetracyclines
(tetracycline 的第三人称 -s形式) n. 四环素\\n[化] 四环素
🗣️ 情景例句
That's the way it goes.
现实就是这样。
Say not all that you know, believe not all that you hear.
莫道全所知，莫信全所闻。
You are walking too fast. I can't keep up with you.
你走得太快，我跟不上。