| 词汇 | chum |
| 词根词缀 | 词源： 1. chum (1) "friend," 1684, university slang, alt. spelling of cham, short for chamber(mate), typical of the late-17c. fondness for clipped words. 2. chum (2) "fish bait," 1857, perhaps from Scot. chum "food." |
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