unwind
[ʌnˈwaɪnd]
vt.& vi.
展开，从缠绕中解开;
（使）心情轻松;
vi.
放松，解开，松开;
例句:
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It helps them to unwind after a busy day at work.
这有助于他们忙碌一天后放松自己。
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to unwind a ball of string
解开一团绳
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A glass of beer before dinner helped him unwind.
饭前喝一杯啤酒使他轻松了.
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There's an awful lot of red-tape to unwind.
来自fig.
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It is the red herring used to unwind our economy.
来自SA
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What do you do to unwind and relax away from sport?
来自BBC