a number of

若干

at leisure

从容的

above all

首要，尤其

at length

最后、详细地

be absorbed in

专心于

no less than

不少于、不亚于、和…一样

by accident

偶然

let down

放下、降低、使失望

account for

说明

let go

放开、松手

on account of

因为、由于

let in

让…进入、放…进来

take…into account

考虑到

let off

放(炮,烟火)、开枪、免除

be accustomed to

习惯于

let out

放掉、发出

add up to

合计、总计

lie in

在于

in addition

另外

cast light on / upon

使明白、阐明

in addition to

除…之外

in the light of

按照、根据

in advance

提前、预先

in line

成一直线、排成一行

take advantage of

利用

in line with

和…成直线、与…一致

ahead of

在…前面、先于

line up

排队、使排成一行

in the air

在流行中、在传播中

a little

一点、少许

after all

终于、毕竟、虽然这样

little by little

逐渐地

all but

几乎、差一点、除…之外其余都

quite a little

相当多、不少

all over

遍及、到处

live on / by

靠…生活

all right

行、可以、

live through

度过、经受过

at all

完全、根本

live up to

做到、不辜负

in all

总共、共计

as long as / so long as

只要、如果

make allowances for

考虑、,顾及、体谅、

before long

不久以后

in alliance with

与…联盟

for long

长久的

leave…alone

听其自然、不要去管

no longer

不再

let alone

更不用说

look after

照管、照料

along with

与…一起

look at

看望、注视

one after another

一个接一个

look back

回顾、回头看

one another

互相

look down on

看不起、轻视

apart from

除去

look for

寻找、寻求

as for

至于、就…方面说

look forward to

盼望、期待

as if

好像、仿佛

look into

调查、观察

as though

好像、仿佛

look on

旁观、观看

as to

至于、关于

look out

留神、注意、警惕

as well

也、一样

look over

检查、察看、调查

aside from

除…以外

look through

仔细察看、浏览、温习

ask for

请求、要求

look up to

尊敬、敬仰

pay attention to

注意

at a loss

困惑、不知所措

on the average

平均、一般说来

a lot of

大量的、很多的

right away

立即、马上

lots of大量、很多

back and forth

来回、往返、来来往往的

fall in love with

相爱、爱上

back off

放、让步、退却

be made up of

由…构成、由…组成