Colopathy
[医] 结肠病
🗣️ 情景例句
Hi, Son.
嗨 儿子。
How much does it cost to rent a mid-size car?
租一辆中型汽车要多少钱？
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）