Sqrt
abbr. 开平方根（square root）
🗣️ 情景例句
How long does it take you to get through a letter?
你写一封信要花多少时间？
He is up to his ears in debt.
他债台高筑。
The woman immediately behind the two cars happened to be a learner.
紧跟其后的一辆车上的司机碰巧是个初学者，