X factor
n. 未知因素
🧩 词语组成解析
factor
['fæktə]
n. 因素;<数>因子;代理人;
vt. 把…因素包括进去;[数学]分解…的因子，将…分解成因子;以代理商（或管家等）的身份行事，做代理商（或管家）;
vi. 做代理商（或管家）;
🗣️ 情景例句
Spring has sprung and all the flowers are blooming.
春天来了。花儿都开了。
Cat got your tongue?
怎么不说话了？
Up to the time of his death, Richard Colson was one of the most notable figures in our town.
理查德。科尔森生前是我们镇上最有名望的人之一。