by (或 at) someone's side

close to someone, especially so as to give them comfort or moral support

在某人身边（尤指给某人安慰或精神支持）

a stepson who stayed by your side when your own son deserted you.

你亲生儿子遗弃你时在你身旁的继子。

by the side of

close to

在…边上

a house by the side of the road.

路边的一幢房子。

from side to side

alternately left and right from a central point

从左到右

I shook my head frantically from side to side.

我使劲摇头。

across the entire width; right across

横跨；横穿

the fleet stretched four miles from side to side.

这支舰队横跨四海里。

have something on one's side (或 something is on on

something is operating to one's advantage

（某物）有利于某人

now he had time on his side, Thomas relaxed a little.

现在托马斯有足够时间，放松了一点儿。

let the side down

(Brit.)fail to meet the expectations of one's colleagues or friends, especially by mismanaging something or otherwise causing them embarrassment

(英)使同事（或朋友）失望（或难堪）

on/from every side (或 on/from all sides)

in or from all directions; everywhere

四面八方；到处

there were shouts now from all sides.

现在到处都是叫喊声。

on (或 to) one side

out of one's way; aside

不挡道，靠边；在旁边

on the — side

tending towards being —; rather —(used to qualify an adjective)

颇，有点儿，相当（用于修饰形容词）

these boots are a bit on the tight side.

这些靴子略微紧了一点。

side of the fence

these boots are a bit on the tight side.

这些靴子略微紧了一点。

take sides

support one person or cause against another or others in a dispute, conflict, or contest

（在争端、冲突或比赛中）支持一方，袒护；反对另一方

I do not want to take sides in this matter.

在这个问题上，我不想袒护谁。

take (或 draw) someone to/on one side

speak to someone in private, especially so as to advise or warn them about something

私下说（尤指就某事建议或警告某人）

this side of

before (a particular time, date, or event)

在（特定时间、日期或事件）之前

this side of midnight.

在午夜之前。

(informal)used in superlative expressions to denote that something is comparable with a paragon or model of its kind

(非正式)[用于最高级短语中]接近（典范，榜样）

the finest coffee this side of Brazil.

可与巴西咖啡媲美的绝好咖啡。

(on) this side of the grave

in life

活着

on the side

In addition to the main portion

另外：除了主要部分之外

coleslaw on the side.

除了酸卷心菜丝外

In addition to the main occupation or activity

兼职作为副业：除了主要的职业或活动外

did some consulting work on the side.

做些咨询工作当做副业