| 词汇 | challenge |
| 词根词缀 | 词源： 1292, from O.Fr. chalenge "accusation, claim, dispute," from L. calumnia "trickery" (see calumny). Accusatory connotations died out 17c. Meaning "a calling to fight" is from 1530. Challenged as a euphemism for "disabled" dates from 1985. 词根记忆： n. 挑战(书);艰巨任务,难题v.向…挑战In the hall, the shallow challenger shall be allowed to swallow the swallows.在大厅里,肤浅的挑战者将被允许吞下燕子. |
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