Zcr
[计] 零相交率
🗣️ 情景例句
Littering is a serious offense in some countries.
乱扔垃圾在某些国家是严重的违法。
If there's anything else I can do , please tell me.
如果有任何事情我能效劳的话，请告诉我。
Because the Moon has only an eightieth of the Earth's mass,
因为月球的重量只有地球的1/8，