Question

lag v.落后；减退；缓慢进行n.落后；时间间隔 (1) 参加比赛的运动员中有一些开始落後了。(2) 我们出去散步时，孩子们总是落在后面。(3) 文化的落后需要长时间才能赶上。(4) 转寄给我们的邮件晚了很久才拿到。 The word lag describes a kind of slowness or delay. As a noun, it means a slowing: "The coach was disappointed by the lag in her swimmers' best times that day." When you lag behind someone, you fall back or don't measure up. A student who struggles with math, for example, might say that his grades lag behind his best friend's. In the 1550s, lag meant "last person."

Accepted Answer

英 [læɡ] 美 [læɡ] (1) Some of the runners in the race began to lag.(2) The children always lag behind when we go for a walk.(3) It takes a lot of time to catch up with a cultural lag.(4) There was a long lag in forwarding mail to us. When you can't keep up with your fellow marathon runners, you can say that you lag behind them. 1[VERB 动词]落后；赶不上 If one thing or person lags behind another thing or person, their progress is slower than that of the other.   [V behind n]  [V behind]  [V amount behind n]  [V amount behind]  [V]Britain still lags behind most of Europe in 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。The restructuring of the pattern of consumption in Britain also lagged behind...在消费结构重组方面，英国也落后于人。He now lags 10 points behind the champion...他现在落后冠军10分。A poll for the Observer showed Labour on 39 per cent with the Tories lagging a point behind...《观察家报》一项民意调查显示，工党支持率为39%，保守党落后其1个百分点。Hague was lagging badly in the polls.黑格在民意调查中被远远抛在后面。2[N-COUNT 可数名词]间隔；间歇；时间差 A time lag or a lag of a particular length of time is a period of time between one event and another related event.   [with supp]There's  a time lag between infection with HIV and developing AIDS...从感染艾滋病病毒到病发有一段滞后期。Price rises have matched rises in the money supply with a lag of two or three months.在增加货币供应两三个月后，物价也跟着上涨。3[VERB 动词]See also:lagging；给（屋顶、水管或水箱）装绝热层 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.   [V n]  [mainly BRIT 主英]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开，不妨趁此机会给各个管道加一层隔热保护。Water tanks should be well lagged and the roof well insulated.水箱和屋顶都需要敷设严密的保温层。

英语单词	lag
英美音标	英 [læɡ] 美 [læɡ]
中文释义	v.落后；减退；缓慢进行 n.落后；时间间隔
英语例句	(1) Some of the runners in the race began to lag. (2) The children always lag behind when we go for a walk. (3) It takes a lot of time to catch up with a cultural lag. (4) There was a long lag in forwarding mail to us.
中文例句	(1) 参加比赛的运动员中有一些开始落後了。 (2) 我们出去散步时，孩子们总是落在后面。 (3) 文化的落后需要长时间才能赶上。 (4) 转寄给我们的邮件晚了很久才拿到。
vocabulary简明	When you can't keep up with your fellow marathon runners, you can say that you lag behind them.
vocabulary扩展	The word lag describes a kind of slowness or delay. As a noun, it means a slowing: "The coach was disappointed by the lag in her swimmers' best times that day." When you lag behind someone, you fall back or don't measure up. A student who struggles with math, for example, might say that his grades lag behind his best friend's. In the 1550s, lag meant "last person."
柯林斯解释	1 [VERB 动词]落后；赶不上 If one thing or person lags behind another thing or person, their progress is slower than that of the other. [V behind n] [V behind] [V amount behind n] [V amount behind] [V] Britain still lags behind most of Europe in 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。 The restructuring of the pattern of consumption in Britain also lagged behind... 在消费结构重组方面，英国也落后于人。 He now lags 10 points behind the champion... 他现在落后冠军10分。 A poll for the Observer showed Labour on 39 per cent with the Tories lagging a point behind... 《观察家报》一项民意调查显示，工党支持率为39%，保守党落后其1个百分点。 Hague was lagging badly in the polls. 黑格在民意调查中被远远抛在后面。 2 [N-COUNT 可数名词]间隔；间歇；时间差 A time lag or a lag of a particular length of time is a period of time between one event and another related event. [with supp] There's a time lag between infection with HIV and developing AIDS... 从感染艾滋病病毒到病发有一段滞后期。 Price rises have matched rises in the money supply with a lag of two or three months. 在增加货币供应两三个月后，物价也跟着上涨。 3 [VERB 动词]See also:lagging ；给（屋顶、水管或水箱）装绝热层 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. [V n] [mainly BRIT 主英] 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开，不妨趁此机会给各个管道加一层隔热保护。 Water tanks should be well lagged and the roof well insulated. 水箱和屋顶都需要敷设严密的保温层。

Lag Time [V N Verb 动词 Thing Amount