| 释义 |
frontiers WordReference English-Chinese Dictionary © 2019:主要翻译英语中文frontier nnoun: Refers to person, place, thing, quality, etc. US (old West) (美国)(19世纪的)西部地区,美国西部边缘地区 frontier nnoun: Refers to person, place, thing, quality, etc. (country border)边界 biān |