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unwound sth
unwound 是 unwind 的过去式，此处用作及物动词，表示解开缠绕或盘绕的东西。
She unwound the scarf from her neck.
她从脖子上解下围巾。
解开；松开
先理解核心含义，再看它在真实句子里的用法。
解开；松开
past tense and past participle of unwind: to undo or loosen something that is wound or coiled
She unwound the scarf from her neck.
她从脖子上解下围巾。
未卷绕的；未上发条的
v reverse the winding or twisting of；v separate the tangles of；v become less tense, rest, or take one's ease；v cause to feel relaxed
unwind
Base
原形
unwinds
3rd person
第三人称单数
unwinding
-ing
现在分词
unwound
Past
过去式
unwound
Past participle
过去分词
I unwind the rope before storing it.
我在存放绳子前把它解开。
She unwound the bandage carefully.
她小心地解开绷带。
He has unwound the wire from the spool.
他已经把电线从卷轴上解开了。
不规则动词。unwind 的过去式和过去分词均为 unwound。
After the long meeting, I unwound by taking a walk in the park.
冗长的会议结束后，我去公园散了散步来放松。
By the time the guests left, she had finally unwound from the stressful evening.
客人们离开时，她终于从紧张的夜晚中放松下来。
On the first day of vacation, he unwound completely and forgot about work.
假期第一天，他彻底放松了下来，把工作抛到了脑后。
unwound 是 unwind 的过去式，此处用作及物动词，表示解开缠绕或盘绕的东西。
She unwound the scarf from her neck.
她从脖子上解下围巾。
unwound 也可作不及物动词，表示放松、不再焦虑，后面不接宾语。
After the meeting, he finally unwound.
会议结束后，他终于放松下来。
被动语态中使用过去分词 unwound，强调被解开的状态。
The rope was unwound from the post.
绳子从柱子上被解开。
Not this
Yesterday, I unwinded the cord from the reel.
Use this
Yesterday, I unwound the cord from the reel.
unwind 是不规则动词，其过去式和过去分词都是 unwound，而不是按规则加 -ed 变成 unwinded。表示过去发生的“解开、松开”时要用 unwound。
Not this
After the exam, she unwound herself by watching TV.
Use this
After the exam, she unwound by watching TV.
unwind 表示“放松”时是不及物动词，后面不接反身代词 herself。虽然中文说“放松自己”，但英语中直接说 unwind 即可，不需要加 oneself。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
解开绳子
He unwound the rope from around the post.
他把绕在柱子上的绳子解开了。
解开绷带
The nurse carefully unwound the bandage from the wound.
护士小心地解开了伤口上的绷带。
松开电线
She unwound the wire from the spool.
她从卷轴上松开了电线。
劳累一天后放松
She unwound after a long day with a hot bath.
劳累一天后，她洗个热水澡来放松。
以读书放松
He unwound with a book in the quiet library.
他在安静的图书馆里读书放松。
完全放松
On the third day of her vacation, she finally unwound completely.
假期第三天，她终于完全放松下来了。
Use unwound naturally, then get feedback on meaning, tone, grammar, and phrasing.
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un + wound（缠绕的过去式）→ 不再缠绕，解开；也联想到松口气、放松下来。
语域：mixed 常见场景：解开缠绕物或线圈时、谈论放松或缓解压力时 unwound 是 unwind 的过去式和过去分词，兼有“解开/松开”和“放松”两个含义。前者多用于描写具体动作，如解开绳子或线圈；后者常见于日常口语，表示不再焦虑或紧张。具体用哪个意思需根据上下文判断。
found、ground、pound、round、sound 都与 unwound 押韵（读作 /aʊnd/）。注意 wound 一词：作名词表示“伤口”时读 /wuːnd/，不押韵；只有作 wind 的过去式时才读 /waʊnd/，与 unwound 押韵。
Dictionary facts from AI_FALLBACK, ECDICT, WIKTIONARY.