| 单词 | lag 1 |
| 释义 | [/læg; læɡ/] v (-gg-) [I, Ipr, Ip] ~ (behind sb/sth); ~ (behind) go too slow; fail to keep pace with others 走得极慢; 落後: The small boy soon became tired and lagged far behind (the rest of the walkers). 那小男孩儿不 久就走不动了, 远远落在（其他人的）後面. * (fig 比喻) Prices are rising sharply, while incomes are lagging far behind. 物价飞涨而收入却远远落後. lag 2 [/læg; læɡ/] v (-gg-) [Tn, Tn.pr] ~ sth (with sth) cover (pipes, boilers, etc) with insulating material to prevent freezing of water or loss of heat 给（管道、 锅炉等）包扎或安装绝缘材料（以防冻或保温）. |
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