keep on 继续,保持
keep out of 躲开,置身之外
keep to 坚持,保持
keep up 保持,维持,坚持
keep up with 跟上
knock down 撞倒,击倒
knock out 击倒,击昏
known as 被认为是,被称为
at large 一般,大体上
at last 最终,终于
lay aside 把……搁置一边
lay down 放下,制定
lay off 解雇
lay out 安排,布置,陈列,展示
at least 至于,最低限度
in the least 一点,丝毫
leave behind 留下,忘了带
leave out 遗漏,略去
at leisure 从容的,有空
at length 最后;详细地
no less than 不少于,不亚于,和……一样
let down 放下,降低;使失望
let go 放开,松手
let in 让……进去,放……近来
let off 放(炮,烟火);开枪;免除
let out 放掉,发出
lie in 在于
cast light on/upon 使明白,阐明
in the light of 按照,依据
in line 成一直线,排成一行
in line with 和……成直线,与……一致
line up 排队,使排成一行
a little 一点,也许
little by little 逐渐地
quite a little 相当多,不少
live on/by 靠……生活
live through 度过,经受过
live up to 做到,不辜负
as long as /so long as 只要,如果
before long 不久以后
for long 长久的
no longer 不再
look after 照管,照料
look at 看望,注视