英语词汇“the frontiers”的读音、翻译、释义、用法及例句-范文大全网

词汇	the frontiers
释义	the frontiers the frontiers [plural] the border between what we know and what we do not know（知识的）极限，边缘◆Scientific research is constantly pushing back the frontiers of our knowledge about the world.科学研究不断拓宽我们对世界的认识。
随便看	cast doubt on sth caste castes casting cast-iron cast iron castle castle castles castrate castrated castrates castrating castration castration casts cast sb / sth aside casual casually casually casualties casualty cat catalog cataloged 穷理尽性屈蠖求伸倾耳而听穷亡解沮穷猿投林屈打成招气消胆夺器小易盈弃邪从正齐心并力齐心涤虑齐心同力齐心一力青眼相看轻徭薄赋轻繇薄赋轻傜薄赋轻徭薄税清莹秀澈青蝇点璧穷愁潦倒琼岛春云琼堆玉砌穷极思变穷极要妙

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