1. 落后；趕不上 If one thing or person lags behind another thing or person, their progress is slower than that of the other.
e.g. Britain still lags behind most of Europe in its provisions for women who want time off to have babies... 英國在婦女生育福利方面依然落后于歐洲大多數國家。 e.g. The restructuring of the pattern of consumption in Britain also lagged behind... 在消費結構重組方面，英國也落后于人。
2. 間隔；間歇；時(shí)間差 A time lag or a lag of a particular length of time is a period of time between one event and another related event.
e.g. There's a time lag between infection with HIV and developing AIDS... 從感染艾滋病病毒到病發(fā)有一段滯后期。 e.g. Price rises have matched rises in the money supply with a lag of two or three months. 在增加貨幣供應兩三個(gè)月后，物價(jià)也跟著(zhù)上漲。
3. 給（屋頂、水管或水箱）裝絕熱層 If you lag the inside of a roof, a pipe, or a water tank, you cover it with a special material in order to prevent heat escaping from it or to prevent it from freezing.
lag的翻譯
e.g. If you have to take the floorboards up, take the opportunity to lag any pipes at the same time... 如果一定要把地板掀開(kāi)，不妨趁此機會(huì )給各個(gè)管道加一層隔熱保護。 e.g. Water tanks should be well lagged and the roof well insulated. 水箱和屋頂都需要敷設嚴密的保溫層。
lag英英釋義
lag
noun
1. the act of slowing down or falling behind
Synonym: slowdownretardation
2. one of several thin slats of wood forming the sides of a barrel or bucket
Synonym: stave
3. the time between one event, process, or period and another
e.g. meanwhile the socialists are running the government
Synonym: interimmeantimemeanwhile
lag的翻譯
verb
1. cover with lagging to prevent heat loss
e.g. lag pipes
2. throw or pitch at a mark, as with coins
3. hang (back) or fall (behind) in movement, progress, development, etc.
Synonym: dawdlefall backfall behind
4. lock up or confine, in or as in a jail
e.g. The suspects were imprisoned without trial the murderer was incarcerated for the rest of his life