to keep down
01
保持低水平, 抑制
to maintain something at a low level and prevent it from increasing
语法信息
形态构成
短语
动作动词
规则
可分离
小品词
down
基本动词
keep
现在时
keep down
第三人称单数
keeps down
现在分词
keeping down
一般过去时
kept down
过去分词
kept down
例子
The company has worked to keep down production costs to remain competitive.
公司一直致力于控制生产成本以保持竞争力。
02
保留, 不吐出来
to retain food or liquids in the stomach without throwing them up
例子
She's had some water, but she can't keep any food down.
她喝了一些水，但她无法 保留 任何食物。
03
压制, 使沉默
to restrict someone or a group from freely expressing themselves or asserting their opinions and rights
例子
The authoritarian regime has attempted to keep down any opposition or dissent.
威权主义政权试图压制任何反对或异议。
04
降低, 减小音量
to control or lower the volume or intensity of something to prevent it from becoming too loud
例子
Please keep the music down; the neighbors are trying to sleep.
请调低音乐音量；邻居们正在睡觉。
05
蹲下, 隐藏
to lower or hide one's body to avoid being noticed
例子
The soldiers had to keep down to avoid being spotted by the enemy.
士兵们不得不趴下以避免被敌人发现。
