Factors w
[医] W因子, 生物素
🧩 词语组成解析
n. 因素（factor的复数）
🗣️ 情景例句
I've got to go. Tomorrow is Monday,
我得走了。明天是星期一。
The typewriter is out of order.
这打字机出毛病了。
Good afternoon.I believe that this is house is for sale.
下午好。我想这房子是要出售的吧！