删减的英文：
cut down

参考例句：

To alter(a legislative measure,for example)formally by adding,deleting,or rephrasing.
修正，修订通过增加、删减或重新措词来正式修改(如一种立法措施)

The article is too long, it has to be cut.
这篇文章太长了，要删减。

The article's too long.Can you trim it(by a quarter)?
这篇文章太长.你能删减(四分之一)吗?

He/she shall be entitled to oppose any distortion, mutilation or other modification of his/her translation.
译者有权反对任何歪曲、删减或改动其译文的行为.

would drain the appropriation's fat without cutting into education's muscle(bNew York Times)
可能删减多余的拨款，而同时不损害教育的品质(b纽约时报)

cut是什么意思：
v. 切，割；裁剪；削减；缩短；剪切；删剪；停止；不出席；刺痛；切牌；相交
n. 切口；伤口；削减；式样；剪裁；切片；削球

That was a cut at me.
那是中伤我的话。

Gasoline cuts oil and grease.
汽油溶解油脂。

She cut a hole in the cloth.
她在布上剪了个洞。

The article is too long, it has to be cut.
这篇文章太长了，要删减。

The alloy cuts tough.
这种合金切起来比较韧。

down是什么意思：
prep. 在…下，沿着
v. 下降，打倒
n. 潦倒；羽绒；丘陵

Down with hegemonism!
打倒霸权主义！

The sun is down.
太阳下山了。

Close down autos and you close down steel and rubber.
关掉了汽车工业你也就关掉了钢铁工业和橡胶工业。

nail down; nail in;hold by
钉住;使人遵守诺言

break down resistance
粉碎反抗，制服反抗