短語 at a snails pace1（以蝸牛的速度） 的意思是 像蝸牛爬行一樣，速度很慢。
例句
The traffic is moving at a snails pace so were going to be late.
交通速度慢得像蝸牛一樣，所以大家要遲到了。
Im so tired. Im only working at a snails pace today.
我太累了。我今天工作的速度慢極了。
The building work is only progressing at a snails pace.
建筑工程進展很緩慢。