1
thrash sb/sth
意为‘痛打，鞭打’，也可表示‘击败’。
The farmer thrashed the wheat.
农夫打了麦子。
痛打；毒打
thrashed — past of thrash
先理解核心含义，再看它在真实句子里的用法。
痛打；毒打
beat mercilessly
The farmer thrashed the wheat.
农夫打了麦子。
痛打,狠揍。
To beat mercilessly.
彻底击败。
To defeat utterly.
打谷,脱粒。
To thresh.
猛烈或剧烈地移动；乱舞；挣扎。
To move about wildly or violently; to flail; to labour.
thrash
Base
原形
thrashes
3rd person
第三人称单数
thrashing
-ing
现在分词
thrashed
Past
过去式
thrashed
Past participle
过去分词
He thrashes the rug.
他拍打地毯。
They thrashed the enemy.
他们痛打了敌人。
The underdogs thrashed the favorites 4–2 in the playoff.
弱旅在附加赛中以4比2大胜热门球队。
She thrashed me at video games three times in a row.
她连续三次在电子游戏上把我打得大败。
The reigning champion was thrashed in the opening round.
卫冕冠军在首轮就遭到惨败。
意为‘痛打，鞭打’，也可表示‘击败’。
The farmer thrashed the wheat.
农夫打了麦子。
表示剧烈扭动或挣扎。
The fish thrashed about in the net.
鱼在网里剧烈扭动。
表示通过讨论解决（问题）或得出（结果）。
They thrashed out the details of the contract.
他们推敲出了合同的细节。
口语中表示轻松击败对手。
Our team thrashed them 5-0.
我们队以5比0痛击了他们。
Not this
Farmers thrash the wheat to separate the grain.
Use this
Farmers thresh the wheat to separate the grain.
“thrash”意为“痛打”，而“thresh”才表示“打谷（脱粒）”。两者拼写相近但含义不同。
Not this
He thrashed the carpet to remove dust.
Use this
He beat the carpet to remove dust.
“thrash”通常指用鞭子或棍棒猛打人或物体，对地毯除尘应使用更自然的动词“beat”。
Not this
My heart thrashed with excitement.
Use this
My heart raced with excitement.
“thrash”描述剧烈扭动，而心脏快速跳动应使用“race”或“pound”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
剧烈扭动
The fish thrashed about in the net.
鱼在网中剧烈扭动。
彻底讨论
We need to thrash out the details of the plan.
我们需要彻底讨论计划的细节。
痛打某人
He threatened to thrash the boy if he caught him stealing.
他威胁说，如果抓到那个男孩偷东西，就要痛打他一顿。
彻底击败对手
Our team thrashed the opponent 5-0.
我们队以5比0彻底击败了对手。
四处乱动
The patient thrashed around in bed, unable to sleep.
病人在床上翻来覆去，无法入睡。
鞭挞金属音乐
He loves listening to thrash metal bands like Metallica.
他喜欢听像金属乐队这样的鞭挞金属乐队的音乐。
彻底讨论以达成一致；商定
They spent the weekend thrashing out the final details of the agreement.
他们花了整个周末，彻底讨论并敲定了协议的最终细节。
（剧烈地）扭动；翻来覆去；挣扎
The fish thrashed around on the deck before the angler picked it up.
那条鱼在甲板上剧烈地翻腾，直到渔夫把它捡起来。
痛打某人；彻底打败某人
The older boys gave him a thrashing for stealing their apples.
那几个大男孩因为他偷苹果而把他痛打了一顿。
我们今晚要痛快地躁起来。
This is the chorus of "Whiplash" by Metallica, a defining thrash-metal song from their 1983 debut album "Kill 'Em All".
这是美国金属乐队 Metallica 1983 年首张专辑《Kill 'Em All》中《Whiplash》的副歌，是敲击金属（thrash metal）的代表性曲目之一。
Use thrashed naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想“three rash”：被痛打后身上起三片红疹，又痛又狼狈；thrash 就是狠揍、乱扑腾。
语域：mixed 常见场景：日常对话、体育/比赛评论、技术讨论 thrash 的语体随义项不同：表示“痛打/狠揍”或“彻底击败”时多用于口语或非正式场合；表示“猛烈移动/挣扎”时可出现在一般叙述中；在计算机领域指系统性能骤降，属于专业语境。日常使用中需根据上下文判断。
All six words rhyme with 'thrash' (/θræʃ/): each has the same stressed vowel /æ/ followed by /ʃ/. Beware the lookalike 'thresh' (/θreʃ/), which has a different vowel and does not rhyme.
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.