| 词汇 | beforehand |
| 词根词缀 | 词源： early 13c., from before + hand, of uncertain signification, unless the original notion is payment in advance. Hyphenated from 18c., one word from 19c. 词根记忆： ad.预先,事先The handicapped man got a second-hand handout of shorthand handbook beforehand.残疾人事先得到了一本二手速记手册施舍品. |
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