释义 |
●keep sth downto make something remain at a low level; to stop something from increasing使保持在较低水平;使停止增长◆Keep your voice down.小声点。◆We're trying to keep our electricity bill down.我们在努力控制电费开销。◆Keep it down (= be quiet) in there – I'm trying to sleep!拜托别出声了,我要睡了! |