n.密友；鱼饵；室友；vi.成为好朋友；用鱼饵钓鱼； 变形： 复数：chums过去式：chummed过去分词：chummed现在分词：chumming第三人称单数：chums 英英释义： chum[ tʃʌm ]n.a close friend who accompanies his buddies in their activities同义词：buddybrothercronypalsidekickbait consisting of chopped fish and fish oils that ar