lack of没有，缺乏;不足，不够

laugh at嘲笑;因…而发笑

lay aside搁置;储蓄;留存

lay down放下;制定;铺设;主张

lay off解雇;休息;停止工作

lay out展示;安排;花钱;为…划样;提议

lead the way 带路，引路

lead to导致;通向

lean on依赖;靠在…上

learn by heart记住;默记;背诵

leave alone不打扰;不干涉;不管;不理

leave behind留下;遗留;超过

leave out遗漏，省去;不考虑

leave word 留言

let alone更不必说;听任;不打扰，不要去管

let down使失望;放下;辜负;减速下降

let go放开;释放;发射

let in 让……进入，放……进来

let off放(炮、烟火)，开枪

let out放出;泄露;出租

line up (for) 排列起;整队

light up照亮;点亮

listen to听，听从

little by little渐渐;逐渐地

live on/by以...为食;靠...生活

live through度过;经受过

live up to不辜负;做到;实践

long for渴望

look after 照看，照顾

look at 看

look back渴望

look down upon 鄙视，把。。。看底，看扁

look for 寻找

look forward to盼望，期待

look in看望;顺道访问

look into 窥视，调查，过问

look on观看，旁观;看待

look out 注意，警惕

look over (医生)检查

look through浏览，温习;看穿，识破;从…中显露

look up (to) 仰望;查阅;尊敬;拜访

lose heart丧失信心，失去信心;丧失勇气

lose one’s temper发脾气

lose sight(of)没看见，失明