Lithogenesis
[医] 结石形成, 结石发生
🗣️ 情景例句
What time does he punch out?
他几点打卡下班？
The many children of that family used to play together for hours.
那一家的孩子们常常大伙一起玩上几个小时。
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。