Comatulida
羽星目
🗣️ 情景例句
I have a daughter.
我有一个女儿。
Remind me to mail this letter.
记得提醒我要寄这封信。
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。