twiddle one's thumbs
collocation闲得无聊；无所事事
He sat there twiddling his thumbs instead of helping.
他坐在那儿无所事事，也不帮忙。
捻弄；摆弄；转动
twiddling — present participle of twiddle
先理解核心含义，再看它在真实句子里的用法。
捻弄；摆弄；转动
To wiggle, fidget or play with; to move something around.
Stop twiddling that pencil and focus on your homework.
别再捻弄那支铅笔了，专心做作业。
扭动、摆弄或玩弄；来回移动。
To wiggle, fidget or play with; to move around.
翻转或交换两个相邻的位(二进制数字)。
To flip or switch two adjacent bits (binary digits).
与......具有等价关系。
To be in an equivalence relation with.
玩弄任何东西；因此,忙于琐事。
To play with anything; hence, to be busy about trifles.
twiddle
Base
原形
twiddles
3rd person
第三人称单数
twiddling
-ing
现在分词
twiddled
Past
过去式
twiddled
Past participle
过去分词
He twiddles his thumbs.
他捻弄他的拇指。
She twiddled with the button.
她捻弄了那个按钮。
They have twiddled the dial.
他们已经旋弄了刻度盘。
规则动词
She twiddled the ring on her finger as she waited for the bus.
她一边等公交车，一边捻弄手指上的戒指。
He twiddles the radio knob until he finds a station he likes.
他转动收音机的旋钮，直到找到他喜欢的电台。
Choose the next layer that will help you use twiddling with more confidence.
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Missing: Usage patterns
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Includes Common mistakes & Confusing words
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闲得无聊；无所事事
He sat there twiddling his thumbs instead of helping.
他坐在那儿无所事事，也不帮忙。
摆弄；捻弄
Stop twiddling with your pen and listen.
别摆弄钢笔了，听着。
转动（收音机等的）调谐拨盘
She twiddled the dial to find a better station.
她转动收音机拨盘想找一个更好的电台。
捻弄头发；卷弄头发
She twiddled her hair while thinking.
她一边思考一边捻弄着自己的头发。
翻转比特；交换二进制位
The programmer spent hours twiddling bits to optimize the code.
程序员花了几个小时翻转比特来优化代码。
闲得无聊，无所事事（尤指等待时）
I spent the whole afternoon twiddling my thumbs while waiting for the bus.
我等公交车时，整个下午都无所事事。
（无意识地）摆弄，摆玩
Stop twiddling with your pen and pay attention to the lecture.
别再摆弄你的笔了，认真听讲座。
（随意地）转动旋钮或调试设置
He twiddled the knobs on the radio until he found a clear station.
他转动收音机的旋钮，直到找到一个清晰的电台。
Use twiddling naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象无聊时闲着两手捻弄大拇指（twiddle thumbs），twiddle 就是‘捻弄/摆弄’，也可指翻转相邻比特。
语域：informal 常见场景：日常口语、随意书面或网络交流 twiddle 作“摆弄、闲混”讲时多为非正式用词，通常用于日常口语或轻松语境，正式写作中较少出现。
真正押韵：middle、fiddle、riddle 都与 twiddle 押 /ɪd.əl/ 韵，拼写都以 -iddle 结尾。注意形近异音词：twitch /twɪtʃ/ 以 /tʃ/ 结尾；whittle /ˈwɪt.əl/ 的 -ttle 读 /t.əl/，不是 /d.əl/，且 whittle 没有 /t/ 开头的音（/w/ 而非 /tw/）。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.