balloon

noun

/bəˈluːn/

Idioms

词源late 16th cent. (originally denoting a game played with a large inflated leather ball): from French ballon or Italian ballone ‘large ball’.

Idioms

go down like a lead balloon

(informal) to be very unsuccessful; to not be accepted by people非常失败；不被接受
- My suggestion went down like a lead balloon.我的建议很快就被采纳了。
Topics Difficulty and failurec2

when the balloon goes up

(British English, informal) when the trouble that you are expecting begins意料中的麻烦出现时；（不出所料）出乱子时
- We have to get out of here before the balloon goes up!我们必须在气球升起之前离开这里！

verb

/bəˈluːn/

动词形式

present simple I / you / we / they balloon	/bəˈluːn/ /bəˈluːn/
he / she / it balloons	/bəˈluːnz/ /bəˈluːnz/
past simple ballooned	/bəˈluːnd/ /bəˈluːnd/
past participle ballooned	/bəˈluːnd/ /bəˈluːnd/
-ing form ballooning	/bəˈluːnɪŋ/ /bəˈluːnɪŋ/

[intransitive] balloon (out/up) to form a round shape（突然）膨胀，涨大
- Her skirt ballooned out in the wind.她的裙子让风吹得鼓起来了。
[intransitive] to increase rapidly乘热气球飞行
- Unemployment ballooned to fourteen per cent.失业率激增至14%。
[intransitive]
(usually go ballooning)
to travel in a hot-air balloon as a sport or for entertainment乘热气球飞行

词源late 16th cent. (originally denoting a game played with a large inflated leather ball): from French ballon or Italian ballone ‘large ball’.