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
Susan, would you like the crab salad?
Susan，要不要蟹肉沙拉？
She was distinguished for her scientific achievements.
她因其科学成就而闻名。
It is recounted of Thomas Carly1e that when he heard of the illness of his friend,
他听说朋友病了，