Sancycline
[化] 山环素; 6-去甲-6-去氧四环素
🗣️ 情景例句
Now the hard work begins.
艰苦的工作现在开始了。
When poverty comes in at the door,love flies out of the window.
贫穷一进门，爱情跳窗走。
I was on the march.
我参加了游行。