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
Nonsense! How can you say that and keep a straight face?
胡说八道！你怎么能不动声色说那些话呢？
Take it easy.
想开点吧！
It was one of the biggest buildings of all time and a lot of people from many countries came to see it.
它是有史以来最高大的建筑物之一，因此，人们从各个国家纷纷前来参观。