K-factors
(K-factor 的复数) [医] K系数, [中子]增殖系数
🗣️ 情景例句
The cost of housing's too high for you here.
这里的房子对你们来说太贵了。
How long will I have to wait?
我要等候多久呢?
Here was a seven-year-old girl who at the age of 19 months had become deaf and blind.
一个7岁的女孩,出生19个月后就得了聋盲症。
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