1.known as 被称为

例句:She is known as a great beauty.

她是出了名的大美女。

2.environmental protection 环境保护

例句:They were active for the cause of environmental protection.

他们积极致力于环保事业。

3.working condition 工作环境

例句:But I don’t think we can change our working condition.

但是我认为我们不能改变工作环境。

4.at least 至少

例句:Well, at least not for me.

至少对我而言不是。