多余的英文：
excessive
superfluous

参考例句：

He obliterated the extra letter A
他把多余的字母A擦掉。

nuisance parameters
【统】多余参量

a freakish extra toe.
畸形的多余脚趾

In retrospect the elaborate preparations seemed de trop.
回顾繁杂的准备工作，似乎是多余的。

The unwanted buds were nipped off their stalks.
多余的蓓蕾都从花茎上掐掉了。

One that is burdensome or superfluous.
无用人员，冗员累赘的或多余的人

To look on and offer unwanted,usually meddlesome advice to others.
乱出主意旁观后给别人出一些多余的、通常是干涉性的建议

That was an unnecessary remark.
那句话是多余的。

Uncalled-for suggestions.
多余的建议

Extra swing
多余摆动

excessive是什么意思：
adj. 过多的，过分的；极度的

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。

superfluous是什么意思：
adj. 多余的；不必要的

Superfluous wealth can buy superfluities only. —— Henry David Thoreau
多余的财富只能买来不需要的东西。——梭罗

To loosen and take off the arm ours of the superfluous troops
冗兵解甲

It was eminently superfluous to him to be told that he was reaping the consequences.
说他自食其果，更是火上加油。

But the bare enunciation of such an absurdity as this last renders refutation superfluous
但是，对这类荒诞性如此直白的表述最终便反驳变得多余。

We must completely change the current status of overstaffed organizations and superfluous staff.
我们一定要彻底改变这种机构臃肿、人浮于事的现况。