动词
中文翻译：解开
同义词：
['unravel', 'unwind', 'untie', 'unknot']
例句：
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1.She untangled the knot in her scarf and smoothed it out.
她解开了围巾上的结，并把它弄平。
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2.The old clock was so rusty that it took a while to unravel the gears.
这把旧时钟锈得很厉害，需要花点时间才能解开齿轮。
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3. He untied his shoelaces and stepped out of the raincoat.
他解开了鞋带，走出了雨衣。