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bum bum
/ bQm /

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bum¹
◙ noun
1. [Brit. informal] a person's buttocks or anus
• [英，非正式] 屁股；肛门◘ bums on seats
1. the audience at a theatre, cinema, or other entertainment, viewed as a source of income
• 观众1. late Middle English : of unknown origin

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bum²[informal] [非正式]
◙ noun, [N. Amer.] [北美]
1. a vagrant
• 流浪汉，流浪乞丐
  a lazy or worthless person
• 懒汉，废物
 »you ungrateful bum.
  你这忘恩负义的懒鬼。
2. [in combination] a person who devotes a great deal of time to a specified activity
• 迷恋某项活动者
 »a ski bum.
  滑雪迷。
 »a dance bum.
  舞迷。
◙ (bummed, bumming)
1. [no obj.] [一般作 bum around] (chiefly N. Amer.)travel, with a particular purpose or destination
• [主北美] （有目的或有目的地的）旅游
 »he bummed around Florida for a few months.
  他在佛罗里达一带游玩了几个月。
  pass one's time idly
• 闲荡，虚度光阴
 »students bumming around at university.
  在大学里混日子的学生。
2. [with obj.] get by asking or begging
• 乞讨
 »they tried to bum quarters off us.
  他们向我们讨二角五分的硬币。
3. [with obj.] [一般作 be bummed out] [N. Amer.] make (someone) feel upset or disappointed
• [北美] 使心烦；使失望
◙ adjective
1. [attrib.] of poor quality; bad or wrong
• 劣质的，差的，错误的
 »not one bum note was played.
  一个音符都没弹错。◘ give someone (或 get) the bum's rush
1. (chiefly N. Amer.)forcibly eject someone (or be forcibly ejected) from a place or gathering
• [主北美] （被）驱逐
  abruptly dismiss someone (or be abruptly dismissed) for a poor idea or performance
• （因想法或表现差而）解雇某人
◘ on the bum
1. [N. Amer.] travelling rough and with no fixed home; vagrant
• [北美] 流浪闲逛1. mid 19th cent.: probably from bummer

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