学习资料

[意       思]n. 时间间隔，时差
[例]  a lag of several seconds between the lightning and the thunder 闪电与打雷先後相差的几秒钟
vi. 缓慢移动，发展缓慢，滞后，落后于
[例]  The small boy soon became tired and lagged behind. 那小男孩儿不久就走不动了, 落在后面。

更多意思

n.时间间隔，时差

vi.缓慢移动，发展缓慢，滞后，落后于

vt.给（管道等）加防冻保暖层

参考例句

1.	I felt completely disorientated with the jet lag .
	我乘长途飞机后因生理节奏失调而感到昏昏沉沉的。
2.	Bad weather caused a lag in the scheduled activities.
	天气不好延误了业已安排的活动。
3.	There was a long lag in forwarding mail to us while we were on vacation.
	因为我们在度假，转给我们的邮件晚了好久才拿到手。
4.	This work must go forward without lag .
	这项工作必须毫不迟延地进行。
5.	In steel production, they lag behind the rest of Europe.
	他们在钢产量方面落后于欧洲其他国家。