1.不可通行的,不可逾越的
2.不可流通的
1.an impassable road, path, etc. is impossible to travel along, especially because the weather is too bad
1.You act as if everyone were dying like flies, like the streets are impassable with corpses and that I'm reluctant to bury them.
你以为所有人象苍蝇一样死去，街道上堆满尸体不能通行，而我不愿意去埋他们。
2.Cell phone networks were down in much of the region, and vast lakes formed by the tsunami rendered roads impassable.
手机网络的下降大部分地区，并通过提供道路无法通行的海啸形成的巨大湖泊。
3.Surrounded by mountains that were impassable for most of the year, it was "a fastness hard for a foreign foe to make his way into. "
由于被在一年的大多数时间里都不能通行的山脉所围绕，事实上这是“很难为外部敌人侵入的堡垒。”
4.With the rugged Owen Stanley Mountains supplying an almost impassable backbone, the body of New Guinea was one vast jungle.
新几内亚岛上覆盖着大片的丛林，难以逾越的欧文.斯坦利山脉蜿蜒崎岖在岛上。
5.Relief equipment and personnel seem to be flowing to Beichuan county but the last 10 kilometres to town were impassable, the official said.
救灾设备和人员，似乎是流向北川县，但最后10公里的城市分别为不可逾越的，这位官员说。
6.Much of the northeast was impassable, and by late Saturday rescuers had not arrived in the worst-hit areas.
东北地区多处仍无法通行，在受灾最严重的地区截止到周六晚还无救援人员到达。
7.Not, however, from any fear of disadvantage from it inpidually to herself; for at any rate, there seemed a gulf impassable between them.
这倒不是生怕对她本身有任何不利，因为她和达西之间反正隔着一条跨不过的鸿沟。
8.In the early history of the United States, the Rockies were an almost impassable barrier for settlers going to the Pacific Coast.
在美国早期历史上，落基山脉曾经是早期开拓者向太平洋海岸迁徙时一道几乎不可逾越的屏障。
9.The barriers between serious and popular music had not become impassable .
严肃音乐和流行音乐之间的界限那时还未变得不可逾越。
10.But I firmly believe that such differences are not impassable gaps. Rather, they should be regarded as a positive impetus for dialogue.
但我坚信，差异绝不是不可逾越的鸿沟，而应是一种相互促进的动力。