Benz(f)indane
[化] 苯并[f]二氢茚
🗣️ 情景例句
Hurt? What do you mean?
酸痛， 什么意思？
They had to call in a heart specialist.
他不得不请一位心脏病专家。
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。