Dipyrocetyl
地匹乙酯
🗣️ 情景例句
Yes. Very much.
是的， 非常爱。
Is this within the tax-free limit?
这个在免税限额内吗？
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。