normal 
英 [ˈnɔːməl]  美 [ˈnɔrməl] 
adj. 正常的；正规的，标准的

n. 标准；常态

例句：
I set off for school as normal. 

我像平常一样去上学。

Trading figures for the last quarter have been better than normal. 

上个季度的贸易数据优于一般水平。

London's traffic was even worse than normal during the Tube strike. 

在地铁罢工期间，伦敦的交通状况甚至比平常更糟糕。

He has occasional injections to maintain his good health but otherwise he leads a normal life. 

他偶尔会靠打针来维持健康，但除此之外他生活一切正常。

In normal circumstances I would have resigned immediately. 

要是在一般情况下，我立刻就辞职了。

We would have been finished hours ago under normal circumstances. 

要是在正常情况下，我们早在几小时前就已经完成了。