| 正面 | 5341.unclear 英 [ʌn'klɪə]美 [,ʌn'klɪr]     |
|---|---|
| 背面 |     释义： sour.............馊 哦.......................酸的；发酸的adj. 不清楚的；不易了解的 例句： 1. Just what the soldier was doing in Bireij is unclear.就连那个士兵在比雷杰干什么都不清楚。 unclear (adj.)c. 1300, "not easy to understand," from un- (1) "not" + clear (adj.). Similar formation in Middle Dutch onclaer, Dutch onklaar, German unklar, Old Norse uklarr, Danish uklar, Swedish oklar. Of persons, in sense of "uncertain, doubtful," it is recorded from 1670s." |