| 词汇 | outer |
| 词根词缀 | 词源： late 14c., comparative of out (on analogy of inner), replacing by 18c. forms descended from O.E. uttera (comp. of O.E. ut "out") which developed into utter and was no longer felt as connected with out. Outer space first attested 1901 in writings of H.G. Wells. 词根记忆： a. 外部的,外面的,外层的The outer walls of the house were made of brick.这座房子的外墙是砖的. |
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