keep down

英 [kiːp daʊn]

美 [kiːp daʊn]

使（数目、大小、数量等）保持在低水平; 抑制…增长; 压制; 压服; 镇压; 不使（食物或饮料）吐出

柯林斯词典

PHRASAL VERB 使（数目、大小、数量等）保持在低水平；抑制…增长
If youkeepthe number, size, or amount of somethingdown, you do not let it get bigger or go higher.
1. The prime aim is to keep inflation down...
  首要目标是抑制通货膨胀。
2. Administration costs were kept down to just £460.
  管理费用被控制在区区460英镑。
PHRASAL VERB 压制；压服；镇压
If someonekeepsa group of peopledown, they prevent them from getting power and status and being completely free.
1. No matter what a woman tries to do to improve her situation, there is some barrier or attitude to keep her down.
  女性无论如何努力去改善自己的处境，总会受到一些障碍或看法的压制。
PHRASAL VERB 不使（食物或饮料）吐出
If youkeepfood or drinkdown, you manage to swallow it properly and not vomit, even though you feel sick.
1. I tried to give her something to drink but she couldn't keep it down.
  我想给她喝点东西，但她根本喝不下去。

verb

manage not to throw up
place a limit on the number of
Synonym:number
put down by force or intimidation
1. The government quashes any attempt of an uprising
2. China keeps down her dissidents very efficiently
3. The rich landowners subjugated the peasants working the land
Synonym:repressquashsubduesubjugatereduce

We should take measures to keep down nonproductive expenses.
我们应采取措施削减非生产性开支。
I keep down my expenses this year.
我紧缩今年的开支。
Energy conservation can keep down the oil prices.
能源储备能够使油价下降。
We must keep down the number of useless mouths.
我们必须减少吃闲饭的人。
Will you increase profits, help keep down costs, or get or retain clients?
你能够增加收益、减低成本，留住客户吗？
Decere Lai Jawili struggles to keep down her drugs from the International Center for Tuberculosis in Manila.
在马尼拉的结核病国际中心，DecereLaiJawili使劲地把药物咽下。
Administration costs were kept down to just £ 460.
管理费用被控制在区区460英镑。
He couldn't keep down his anger.
他按捺不住自己的怒火。
Keep down of you'll bang your head on the bridge!
你的身子不要挺起来，否则你的头就会猛碰到桥上了！
They have found out a new way to keep down weeds in paddy fields.
他们找到了一种控制稻田杂草的新方法。