Translation of "approximate" into Chinese

I first came in contact with the Salazars approximately two years ago.

大概 2 年前 , 我 首先 与 萨拉 扎 兄弟 取得联系 。

Competition is one of the target sectors of support in legal approximation.

竞争是支持实现近似法律的目标部门之一。

This is a staff-intensive process which takes approximately six months on average.

这是一个人员密集的过程,大约平均需要六个月时间。