Introduce before
提出,提交,呈送
🧩 词语组成解析
before
[bɪ'fɔr]
prep. 在…之前;先于，优于;当着…的面;与其…;
conj. 在…之前;在…以前;比…早些;与其…;
adv. 先前，从前;在前，在前方;
be构成一些介词+fore前面→在前面
🗣️ 情景例句
Come on. you can do it!
来吧，你能行！
I didn't sleep well.
我没睡好。
They play it like this, six students stand in a row in front of the class.
6个学生在全班前面站成一排。