lag

英 [læg] 美 [læɡ]

vi：走得极慢，落后

vt：落后于;给…加上外套;把…关进牢里;逮捕

n：滞后，（两事件之间的）时间间隔;囚犯;防护套;桶板

1.Britain still lags behind most of Europein its provisions for women who want time off to have babies

英国在妇女生育福利方面依然落后于欧洲大多数国家。

2.There's a time lag between infection with HIV and developing AIDS

从感染爱滋病病毒到病发有一段滞后期。

3.If you have to take the floorboard sup,take the opportunity to lag any pipes at the same time

如果一定要把地板掀开，不妨趁此机会给各个管道加一层隔热保护。