at idle
collocation在怠速时；空转时
The engine runs smoothly at idle.
发动机在怠速时运转平稳。
空闲状态；闲置状态
先理解核心含义，再看它在真实句子里的用法。
空闲状态；闲置状态
The state of being idle or inactive.
The car's engine was running at a smooth idle.
汽车发动机正平稳地空转。
闲散状态。
The state of idling, of being idle.
发动机或其他机构怠速运转的状态
the state of an engine or other mechanism that is idling
发动机的最低可选推力或功率设置。
The lowest selectable thrust or power setting of an engine.
闲置动画。
An idle animation.
The mechanic adjusted the idle to make the engine run more quietly.
机械师调整了空转速度，使发动机运行更安静。
AI contextual example
The constant idle of the generator wasted fuel.
发电机持续的空转浪费了燃料。
AI contextual example
the car engine was running at idle
汽车发动机在怠速运转
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在怠速时；空转时
The engine runs smoothly at idle.
发动机在怠速时运转平稳。
怠速转速；空转速度
Turn the screw to adjust the idle speed.
转动螺丝来调整怠速转速。
怠速控制阀
A dirty idle control valve can cause the engine to stall.
怠速控制阀脏了会导致发动机熄火。
待机动画；闲置动画
The character's idle animation starts when the player stops moving.
当玩家停止移动时，角色的待机动画就会开始。
放置类游戏
Idle games are easy to play while doing other things.
放置类游戏很容易在忙其他事情的时候玩。
游手好闲是魔鬼的作坊。
This proverb warns that people with nothing useful to do are more likely to get into trouble. It is a well-known English saying and inspired the title of the 1999 horror comedy film 'Idle Hands'.
这句谚语告诫人们，无所事事的人更容易惹麻烦。它是英语中的名谚，并启发了1999年恐怖喜剧电影《Idle Hands》的片名。
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联想 idle 是“I Don't Like Effort”的首字母：不愿出力，自然就闲着、空转怠速，或指循环不动的闲置动画。
语域：neutral 常见场景：机械工程/汽车维修、电子游戏、一般描述 名词 idle 多用于机械工程（发动机怠速）或电子游戏（闲置动画、放置类游戏）等特定语境；日常通用表达中较少单独使用，具体含义需根据上下文判断。
与 idle /ˈaɪdəl/ 押韵的有 idol、bridle、sidle、tidal，它们的词尾都是 /-aɪdəl/。注意 riddle /ˈrɪdəl/ 和 middle /ˈmɪdəl/ 拼写相近，但元音是 /ɪ/，并不与 idle 押韵。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, OCTANOVE, WIKTIONARY.