绝缘层材料;
走得极慢,落后( lag的现在分词 );给(管道等)加防冻保暖层;

Their business was lagging behind in the competition for customers.
他们的公司在客户竞争方面落在了竞争对手的后面.
来源:互联网摘选Cabbages, caraways, radishes , all emerged stealthily , afraid of lagging behind.
先是小白菜 、 香菜、水萝卜, 争相悄然而出.
来源:互联网摘选The fact remains that we are still lagging behind the other classes in maths.
事实是我们在数学方面仍然比别的班落后.
来源:《简明英汉词典》And of course the labor market remained, and still remains, lagging behind.
当然,劳动力市场一直是(现在还是)落后的.
来源:互联网摘选We are lagging far behind our European competitors in using new technology.
我们在使用新技术方面远远落后于我们的欧洲对手.
来源:《简明英汉词典》CPI is a lagging indicator, emIt'substantial liquidity, the deflation is not sustainable.
CPI是个滞后指标, 大量流动性放出后, 通缩并不具有可持续性.
来源:互联网摘选The rest of the family had nearly reached the river, but Jane was lagging behind as usual.
家里的其他成员已快到河边了, 而简和往常一样落在了后边.
来源:词典精选例句
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