| 词汇 | eight |
| 词根词缀 | 词源： O.E. eahta, æhta, from P.Gmc. *akhto(u) (cf. O.N. atta, Ger. acht, Goth. ahtau), from PIE *okto (cf. Gk. okto, L. octo, O.Ir. ocht-n, Bret. eiz, Skt. astau, Avestan ashta). Klein calls it "an old dual form, orig. meaning 'twice four.' " Meaning "eight-man crew of a rowing boat" is from 1847. The Spanish piece of eight (1690s) was so called because it was worth eight reals. To be behind the eight ball "in trouble" (1932) is a metaphor from shooting pool. 词根记忆： num.八pron.八(个,只…)He went by the eight o'clock train.他坐八点锺的火车去. |
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