K-factors
(K-factor 的复数) [医] K系数, [中子]增殖系数
🧩 词语组成解析
n. 因素（factor的复数）
🗣️ 情景例句
and he kept talking about having a house of our own.
他老说要有自己的家。
Look, not bad, huh?
不错吧？
The last creature to compete with man was the mosquito.
能与人竞争的生物最后只有蚊子了，