| 词汇 | eighty |
| 词根词缀 | 词源： O.E. hundeahtatig, with from hund- "ten." See eight + -ty (1). Modern form attested by late 13c. Eighties in reference to a decade of years is recorded from 1883. 词根记忆： num./a.八十pron.八十(个,只…)The apples cost eighty cents apiece.苹果每只八角钱. |
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