过量的英文：
excess

参考例句：

An overdose of a drug.
过量的麻醉剂

She took an overdose of sleeping pills.
她服用过量的安眠药。

A heavy smoker [drinker]
吸烟过量者

He is sick because of surfeit
他由于饮食过量而生病。

He overdosed ( on sleeping-pills ) and died
他服用安眠药过量致死

This precipitate dissolves in an excess of aqueous ammonia
这个沉淀能溶解在过量的氨水中。

Heavy fishing of the whale shark in several areas of Asia is believed to be one reason for its population decline.
亚洲某些地区对鲸鲨的过量捕捞，据信是其数量下降的原因之一。

To get their own bread they must overdose the king's lieges
为了多挣一些钱，他们不惜对英王的臣民用药过量。

The Snack Research has showed that if people snack, they are less likely to overeat at meals.
研究表明如果人们吃零食，就很少会在正式用餐时过量饱食。

Respiratory Protection：Where the potential for overexposure exists, use a MSHA/NIOSH approved supplied-air respirator
呼吸系统防护:存在过量接触风险时，可佩带经MSHA/NIOSH批准的自给式呼吸器。

excess是什么意思：
n. 超过；超额量；过量，过剩；（饮食等的）过度，无节制
adj. 过量的；额外的；附加的

The gentleman was excessively civil.
那个男人非常谦恭有礼。

There's no excess to pay.
不需要付超重费。

You will lose if you go to excess.
如果你继续走极端，那么你将会失败。

Excessive moisture is unfavourable for soybean germination.
水分过多对于大豆萌发是不利的。

His excesses at parties are well known.
尽人皆知他在聚会上的过分行为。