Factors w
[醫] W因子, 生物素
?? 詞語組成解析
n. 因素（factor的復數）
??? 情景例句
I'm a senior here, so let me know if I can help you with anything.
我是大四的老生，有什么能幫忙的盡管說一聲。
I didn't read the whole paper, front page.
我沒有看到報紙的全部，我只是大概看了頭版。
The one with the money got such a fright that he dropped the bag.
拿錢的那個小偷嚇得把提包都扔了。