keep down
片語動詞所屬單字keep
keep down — 片語動詞
1. to prevent something from increasing in size, number, or level
1.片語動詞
釋義
控制；壓低
to prevent something from increasing in size, number, or level
例句
The government is trying to keep down the price of basic foods like rice and cooking oil.
Yumi exercises every morning to keep her blood pressure down.