let down
US
UK let [sb] down, let down [sb] vtr phrasal sep: figurative (disappoint, fail)
SC 使某人失望
You had better get straight A's in school -- don't let me down!
你最好在学校里得全A，别让我失望！
let [sth] down, let down [sth] vtr phrasal sep: (lower gradually)
SC 把…逐渐往下放 bǎ zhú jiàn wǎng xià fàng
The girl let down a rope and her boyfriend climbed up into her room.
女孩放下一根绳子，让她的男朋友爬进了她的房间。
let [sth] down, let down [sth] vtr phrasal sep: (clothing: lengthen at hem) (衣服褶边)
SC 放长
The seamstress let down the skirt so that it fell to just below Sally's knee.
女裁缝把裙子放长，刚好落在莎莉的膝盖以下。
let [sth] down, let [sth] down vtr phrasal sep: UK (release air from: tire, etc) (轮胎等)
SC 放气 fàng qì
When Jim's car would not start, he discovered that someone had let down his front tyres.
吉姆的车发动不起来，他发现有人把他前轮胎的气放了。
let down adj: (disappointed, failed)
SC 失望的 shī wàng de
SC 沮丧的 shī wàng de ，jǔ sàng de
TC 沮喪的
TC 沮喪的
She felt let down when no one came to her party.
没人来参加她的聚会，她感到很失望。
let down by [sb/sth] expr: (disappointed, failed)
SC 因...而失望
Alicia feels let down by her best friend, who always says she's too busy to spend time with her.
艾丽西亚觉得让她最好的朋友失望了，因为她总是说她太忙了，没时间跟她一起。
let-down, letdown n: informal (disappointment)
SC 令人失望的事物 lìng rén shī wàng de shì wù
SC 失望 lìng rén shī wàng de shì wù，shī wàng
TC 失望
TC 失望
The bad news was a letdown.
let-down, letdown n: (release of breast milk)
SC 泌乳 mì rǔ
SC 乳汁分泌 mì rǔ，rǔ zhī fēn mì
let your hair down v expr: figurative (get comfortable and relax)
SC 放轻松，放松 fàng qīng sōng，fàng sōng
TC 放輕鬆，放鬆
TC 放輕鬆，放鬆