cut down

削减； 删减； 击倒； 杀死

verb

1. cut down on
make a reduction in

e.g. reduce your daily fat intake
The employer wants to cut back health benefits

Synonym: reducecut backtrimtrim downtrim backcutbring down

2. intercept (a player)

Synonym: cut out

3. cause to come or go down

e.g. The policeman downed the heavily armed suspect
The mugger knocked down the old lady after she refused to hand over her wallet

Synonym: downknock downpush downpull down

4. cause to fall by or as if by delivering a blow

e.g. strike down a tree
Lightning struck down the hikers

Synonym: felldropstrike down

5. cut with a blade or mower

e.g. mow the grass

Synonym: mow

6. cut with sweeping strokes
as with an ax or machete

Synonym: slash

1. 削减;减少使用
If you cut down on something or cut down something, you use or do less of it.

e.g. He cut down on coffee and cigarettes, and ate a balanced diet...
他喝咖啡和吸烟都比以前少了，饮食也均衡了。
e.g. Car owners were asked to cut down travel...
要求车主们减少驾车出行的次数。

2. 砍倒(树木)
If you cut down a tree, you cut through its trunk so that it falls to the ground.

e.g. A vandal with a chainsaw cut down a tree.
一个故意破坏公物的人用链锯伐倒了一棵树。

3. -> see cut 7

I had to cut down a tree and enlist the help of seven neighbours to get it out of the garden!(我不得不砍了一棵树，然后找了7位邻居帮忙把它从院子里弄出去。)

The other cut down gradually over the course of two weeks.(另一组在两周内逐渐减少（吸烟量）。)

I would also suggest that all people have a moral responsibility to cut down on food waste.(我还认为所有人都有减少食物浪费的道德责任。)

The doctor told him to cut down on his drinking.(医生劝他少喝酒。)

He has cut down the apple tree.(他砍倒了那棵苹果树。)

I would suggest that we also have a moral responsibility to cut down on food waste.(我认为我们也有道义责任减少食物浪费。)

We mustn't cut down trees.(我们一定不能砍树。)

Cut down between the bones so that all the chops are of uniform size.(在骨头之间砍削，使所有的排骨大小一致。)

The remaining section of woodland is cut down to ground level.(林地的剩余部分被砍光了。)

Most schools are extremely unwilling to cut down on staff in order to cut costs.(大多数学校都极不愿意为了减少开支而裁员。)