keep down的解释是什么

1. place a limit on the number of
2. put down by force or intimidation;

   "The government quashes any attempt of an uprising"
   "China keeps down her dissidents very efficiently"
   "The rich landowners subjugated the peasants working the land"
   

3. manage not to throw up

1.使（数目、大小、数量等）保持在低水平；抑制…增长
If youkeep the number, size, or amount of somethingdown, you do not let it get bigger or go higher.

e.g. The prime aim is tokeep inflationdown...
首要目标是抑制通货膨胀。
e.g. Administration costs were keptdown to just £460.
管理费用被控制在区区460英镑。

2.压制；压服；镇压
If someonekeeps a group of peopledown, they prevent them from getting power and status and being completely free.

e.g. No matter what a woman tries to do to improve her situation, there is some barrier or attitude tokeep herdown.
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。

3.不使（食物或饮料）吐出
If youkeep food or drinkdown, you manage to swallow it properly and not vomit, even though you feel sick.

e.g. I tried to give her something to drink but she couldn'tkeep itdown.
我想给她喝点东西，但她根本喝不下去。

• keep the lid down保守秘密
• keep one's head down使自己不引人注意,避...
• keep down抑制