形容词
中文翻译：无法通过的
同义词：
['uncrossable', 'insurmountable例句：1. The mountain was impassable due to the steep slopes.（由于陡峭的山坡，这座山是无法通行的。）']
例句：
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1. The mountain was impassable due to the steep slopes.
由于陡峭的山坡，这座山是无法通行的。
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2.The river is impassable during flood season.
河流在洪水季节是过不去的。
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3.The bridge was impassable due to a broken cable.
桥梁因一根断裂的缆索而无法通行。