两周前的英文：
two weeks ago

参考例句：

It is customary to turn in one's resignation two weeks before one's last day.
通常辞职要在两周前递交辞职书。

The incident happened two weeks ago.
这事件发生在两周前。

two是什么意思：
num. 二，两个
n. 两个人
adj. 两个的

Knit two, purl two.
两针朝下，两针朝上。

the better of the two
两者中的更好者

What does two and two make?
2加2等于几？

weeks是什么意思：
n. 周

The advertizement was run in the paper for a week.
这则广告在报上连续刊登了一个星期。

This week the spotlight is on the world of fashion.
本周引人注目的是时装界。

She has a help in twice a week.
她雇了一个女佣,一周来做两次。

ago是什么意思：
adv. 以前，以往
adj. 以前的，过去的

That was a great while ago.
那是很久以前的事了。

Hunters peopled these forests long ago.
猎人们很久以前就住在这片森林里。

The spring dried up long ago.
这泉水早就干涸了。