go at a crawl in traffic 交通中缓慢前行
progress at a crawl 进展缓慢
move at a crawl 缓慢移动
1. The cars were going at a crawl because of the heavy snow.
由于大雪，车辆行驶得非常缓慢。
2. The project went at a crawl due to lack of resources.
由于缺乏资源，这个项目进展缓慢。
3. He was going at a crawl along the narrow path.
他沿着狭窄的小路缓慢前行。
A: Why are we going at a crawl today?
A：今天我们为什么走得这么慢？
B: The traffic is terrible, that's why we are going at a crawl.
B：交通太糟糕了，所以我们走得很慢。
1) 描述交通或车辆行驶缓慢
2) 表示工作或进展缓慢
3) 指人或动物移动速度很慢
1. 以极慢的速度移动或前进。
e.g. The line at the supermarket went at a crawl.
超市的队伍移动得非常缓慢。
idiom
1. To move or progress very slowly.
Synonym: move slowly, progress slowly