Word · Frequency #9463
lag
落后；跟不上
to fail to keep up; to fall behind
- 1.
To fail to keep up (the pace), to fall behind.
未能跟上(步伐),落后。
- 2.
To cover (for example, pipes) with felt strips or similar material.
用毛毡条或类似材料覆盖(例如管道)。
- 3.
To slacken
放松；减缓。
给…加保温层；用隔热材料包裹；减慢；松懈；未能跟上(步伐),落后。；用毛毡条或类似材料覆盖(例如管道)。；放松；减缓。
In use
He started to lag behind the group during the hike because of his injured ankle.
My computer tends to lag when I open too many browser tabs.
The runner lagged significantly in the final lap and finished last.
lag behind
常用搭配，表示落后于他人或进度。
She was tired and lagged behind the others.
她累了，落在了其他人后面。
lag in
表示在某个方面发展缓慢。
The project is lagging in development due to lack of funds.
由于缺乏资金，该项目在开发上滞后。
lag something with
指给管道等加保温层。
Connections
Collocations
- lag behind
- 落后
- She refused to lag behind and worked hard to catch up.她不甘落后，努力追赶。
- lag behind schedule
- 落后于计划
- The project started to lag behind schedule due to delays.由于延误，项目开始落后于计划。
- lag far behind
- 远远落后
- In terms of education, some rural areas lag far behind urban centers.在教育方面，一些农村地区远远落后于城市中心。
- lag in development
- 在发展上落后
- The country's economy lags in development compared to its neighbors.该国的经济与其邻国相比，在发展上落后。
- lag pipes
- 给管道加保温层
- To prevent freezing, we need to lag the pipes before winter.为了防止结冰，我们必须在冬天前给管道加保温层。
Idioms & figurative uses
Learner notes
Memory Tip
联想单词leg（腿），腿受伤就落后（lag），发音相似，意思相关。
Context & Register
语域：neutral 常见场景：技术、发展、经济 通常用于描述进度或速度方面的落后，多见于技术、经济等领域。
Grammar Note
常与behind连用，表示落后于；也可用作及物动词，表示落后于某人或某物
Pronunciation & Spelling
All these words rhyme with 'lag' (/læɡ/), sharing the same vowel and following consonant.
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.