Diphenane
[化] 地芬南
🗣️ 情景例句
We'll spend many more weekends like this.
我们以后可以多度几次这样的周末。
I'm very sorry. Can I get you another one?
非常抱歉。能不能另外给你买一条呢？
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。