- vt. 滴；使降低；使終止；隨口漏出
- vi. 下降；終止
- n. 滴；落下；空投；微量；滴劑
詞組搭配
at the drop of a hat
(informal)without delay or good reason
(非正式)立即；莫名其妙地，一有刺激就
he used to be very bashful, blushing at the drop of a hat.
他曾經(jīng)非常害羞，會莫名其妙地臉紅。
drop one's aitches
omit the ‘h’ sound from the beginning of words (in Britain often regarded as a sign that the speaker belongs to a low social class)
省略單詞開頭的‘h’音（在英國常被認(rèn)為是說話者社會階層低下的標(biāo)志）
drop asleep
fall gently asleep, especially without intending to
不知不覺睡著
drop the ball
(N. Amer. informal)make a mistake; mishandle things
(北美，非正式)犯錯，出錯，做錯事
I really dropped the ball on this one.
在這件事上我的確出了錯。
drop a brick
(Brit. informal)make an indiscreet or embarrassing remark
(英，非正式)失言；出言不慎
he dropped a brick when he admitted that he knew where we were going.
他不小心說漏了嘴，承認(rèn)他知道我們要去哪兒。
drop a clanger
(Brit. informal)make an embarrassing or foolish mistake
(英，非正式)做事出岔子，犯愚蠢的錯誤
he admitted he might have dropped his first managerial clanger.
他承認(rèn)自己可能在管理上出了第一個岔子。
drop a curtsy
(Brit.)make a curtsy
(英)行屈膝禮
drop dead
die suddenly and unexpectedly
突然倒斃，猝死
she had seen her father drop dead of a heart attack.
她曾看見她父親因心臟病發(fā)作而猝死。
drop a (或 the) dime on
(US informal)inform on (someone) to the police
(美，非正式)向警方告發(fā)（某人）
drop one's guard
abandon one's habitual defensive or protective stance
喪失警惕，放棄戒備
drop a hint (或 drop hints)
let fall a hint or hints, as if casually or unconsciously
（裝作漫不經(jīng)心地）暗示
he was dropping hints that in future he would be taking a back seat in politics.
他暗示將來要在政壇退居二線。
a drop in the ocean (或 in a bucket)
a very small amount compared with what is needed or expected
滄海一粟
the ￡550 million saving is likely to be a drop in the ocean.
節(jié)約的5.5億英鎊有可能是滄海一粟。
drop someone a line
send someone a note or letter in a casual manner
給…寫短信（或便條）
drop me a line at the usual address.
按老地址給我寄封短信。
drop names
drop me a line at the usual address.
按老地址給我寄封短信。