副词
中文翻译：无障碍地
同义词：
['impervious', 'impenetrable', 'inaccessible例句：1. The mountain was impassably steep and difficult to climb.（这座山非常陡峭，难以攀登。）2. The river was impassably wide and deep.（这条河非常宽且深。）3. The road was impassably narrow and winding.（这条路非常窄且曲折。）']
例句：
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1. The mountain was impassably steep and difficult to climb.
这座山非常陡峭，难以攀登。
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2. The river was impassably wide and deep.
这条河非常宽且深。
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3. The road was impassably narrow and winding.
这条路非常窄且曲折。