单词	bub
释义	bubbub /bʌb/ noun [countable] American English old-fashioned Word Origin WORD ORIGINbub Origin: 1800-1900 Probably from brother used to speak to a man, especially when you are angry:  Hey, what do you think you’re doing, bub?
随便看	passive smoking passive voice passivity passivize passkey Passover passport passport control password passé past pasta paste pasteboard pastel Pasternak, Boris paste-up pasteurization pasteurize pasteurized Pasteur, Louis pastiche pastille pastime pasting

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