Antifertility factor
[医] 抗生育因子
🧩 词语组成解析
a. 抗生育的,反受精的,避孕的
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
Is smoking allowed on the train?
火车上允许吸烟吗？
I was on the track team 10 years ago.
十年前，我在田径队。
We had to queue for hours to get in and there must have been several hundred people present just before the show began.
我们不得不排了好几个小时才进得场去。在演出开始前场内肯定已有好几百人了。