obstacle and barrier他们有什么区别?

obstacle and barrier他们有什么区别? obstacle和barrier的区别? 英语翻译最好顺便指出barrier和obstacle的区别,不要复制前人的答案, 几个英语近义词意思辨析1accoplish complete2.inspect cherk examine3whereas but4.obstacle barrier obstruction5.pledge guaranteecherk为check...... 金融英语：barrier 这是搜索到的例句Downgrading Firmware DTU and barrier level questions仅供参考 请问obstacle 辨析obstruction obstructiveness obstacle barrier balk(bault) impediment hindrance handicap holdback都是“阻碍”名词,求单词辨析,不要复制词典,用中文最简单地概括,令外询问这些里面是否有英文老到掉牙的单词, Whatever the future will be,be confident and you will have no obstacle in your way. barrier是什么意思 Great Barrier Great Barrier obstacle clearance是什么意思 obstacle 什么意思? obstacle的同义词 Overcoming Obstacle是什么意思 obstacle怎么发音? 英译中,求下列句子的中文意思.With little more than guts,chutzpah,and tenacity,she overcame every obstacle in her path and beat the extremely long odds. principal barrier如何翻译