1.as a whole 作为整体

例句:We must consider these matters as a whole.
我们必须全盘来考虑这些事情。

2.known as 被称为

例句:China has always been known as a land of propriety and righteousness.
中国从来以礼义之邦著称。

3.In fact 实际上

例句:In fact, those people have been promoted.
事实上，那些人已经升职了。

4.at least 至少

例句:He's been away for at least a week.
他走了总有一个星期吧。