1
a lag in [noun phrase]
表示在某方面存在延迟或落后。
There is a noticeable lag in the system's response.
系统响应有明显的延迟。
延迟；滞后
先理解核心含义，再看它在真实句子里的用法。
延迟；滞后
A delay; the time between a cause and its effect, or between two related events.
There is a noticeable lag in the system's response.
系统响应有明显的延迟。
间隙、延迟；因某事物跟不上而产生的间隔；延迟。
A gap, a delay; an interval created by something not keeping up; a latency.
延迟；滞后。
Delay; latency.
决定开球者的方法。双方同时从开球线击打母球,使其撞击顶部库边并弹回；球停止时离底库最近者获胜。
A method of deciding which player is to start. Both players simultaneously strike a cue ball from the baulk line to hit the top cushion and rebound down the table; the player whose ball finishes closest to the baulk cushion wins.
落后的人；最后到达的事物。
One who lags; that which comes in last.
There is a noticeable lag between when you speak and when the listener hears you.
在你说话和听者听到之间有明显的时间延迟。
The company is experiencing a lag in sales compared to last year.
与去年相比，公司当前的销售存在滞后。
He noticed a lag in the system's response time.
他注意到系统响应时间存在延迟。
表示在某方面存在延迟或落后。
There is a noticeable lag in the system's response.
系统响应有明显的延迟。
强调两个事件之间的时间差。
There is a time lag between the cause and the effect.
原因和结果之间存在时间滞后。
常用于描述网络延迟或性能滞后。
Many players suffer from lag during online games.
许多玩家在在线游戏中遭受延迟。
Not this
There is a lag of 2 seconds in the video.
Use this
There is a 2-second lag in the video.
当 lag 作为名词表示时间延迟时，正确用法是 'a + 数字 + 连字符 + second + lag'，而不是 'a lag of + 数字 + seconds'。
Not this
The system has a lag of updates.
Use this
The system has a lag in updates.
名词 lag 后常接介词 in 表示在某方面落后或延迟，而不是 of。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
时间迟滞；时间差
There is often a time lag between when a policy is announced and when it takes effect.
一项政策公布与生效之间往往存在时间迟滞。
时差反应
I usually have terrible jet lag after a long flight across Asia.
长途飞行穿越亚洲后，我通常会有严重的时差反应。
网络延迟；网络卡顿
The online game has noticeable network lag when too many players are connected.
当连接玩家过多时，这款网络游戏会出现明显的网络延迟。
输入延迟
Enabling game mode on your monitor can help reduce input lag.
在显示器上开启游戏模式有助于减少输入延迟。
时差反应
I always get jet lag after flying to New York.
我飞到纽约后总是有时差反应。
时间差；时滞
There is a time lag between when a policy is announced and when it takes effect.
政策公布与生效之间存在时间差。
文化滞后；文化落后
The cultural lag between traditional values and modern technology is growing.
传统价值观与现代技术之间的文化滞后正在加剧。
Use lag naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：腿 leg 慢一拍变成 lag，即落后、延迟。
语域：neutral 常见场景：网络/科技延迟讨论、一般的时间间隔描述 名词义“延迟、滞后”通常属于中性表达，多用于技术或分析性语境，在日常口语中不如动词常见。
复数形式为 lags。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.