Conversion factors
[经] 换算因素
🧩 词语组成解析
n. 因素（factor的复数）
🗣️ 情景例句
Maybe you saw our commercials on TV.
也许你在电视上看过我们的广告。
I've already read that book.
我已经读了那本书。
It's very kind of you to help me.
你帮助我真是太好了。