英语词汇“letdown”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	letdown
释义	letdown I. \ˈ ̷ ̷ˌ ̷ ̷\ noun Etymology: let down 1. a. : a source or mood of mental depression : discouragement, disappointment < the enterprise … has been a big letdown to those of us who had high hopes for it — E.R.Bentley > < the balance of the collection is a sad letdown — J.F.McComas > < came home … with a vague feeling of letdown about Italian art — R.M.Coates > b. : a slackening of effort : relaxation, defection < the sudden letdown from discipline — Dixon Wecter > < at that time of day, a general air of letdown hung over the kitchen — Joseph Wechsberg > specifically : a lapse from high moral standards < how hard as stone people are about other folks' letdowns — Dorothy C. Fisher > 2. : a drop in amount or volume : decline, slump < an amazing buying rush was resumed after a brief letdown — New York Times > < the letdown in steel production … brought moderate declines in sales — Newsweek > < a normal seasonal decline is expected but no general business letdown is in sight > 3. : the descent of an airplane from cruising altitude to the point at which a landing approach is begun < cross-country flying and instrument letdowns at strange airfields — Crowsnest > 4. usually let-down \“\ : a physiological response of a lactating mammal to suckling or allied stimuli whereby increased intramammary pressure forces previously secreted milk from the acini and finer tubules into the main collecting ducts whence it can be drawn through the nipple II. adjective 1. : characterized by mental lassitude : depressed, dispirited < the letdown feeling that comes with emptying ashtrays after a party > 2. : of or relating to the gradual descent of an airplane < letdown procedure > < the first letdown point after Honolulu — Sperryscope >
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