| 词汇 | within |
| 词根词缀 | 词源： O.E. wiðinnan, lit. "against the inside," see with + in. 词根记忆： prep. 在…里面,在…以内ad.在内The witty witness withdraws his words within minutes without any reason.诙谐的证人在几分锺之内无故地收回了他说的话. |
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