any moment (或 at any moment)

very soon

马上，任何一刻，随时

at the (或 this) moment

for the moment

for now

暂时；目前

have one's (或 its) moments

have short periods that are better or more impressive than others

也有走红（或得意、出风头、显赫等）的时刻

I had my moments in the game.

我也曾在赛场上名噪一时。

in a moment

very soon

不久，一会儿

I'll be back in a moment.

我一会儿就回来。

instantly

立即，马上

the fugitive was captured in a moment.

逃亡者马上就被抓住了。

live for the moment

live or act without worrying about the future

得过且过，过一天算一天

the moment ——

as soon as ——

一…（就…）

the heavens opened the moment we left the house.

我们一离开家就下起倾盆大雨。

moment of truth

a time when a person or thing is tested, a decision has to be made, or a crisis has to be faced

严峻考验时刻；紧要关头

not a moment too soon

almost too late

几乎为时已晚

not for a (或 one) moment

not at all; never

决不，从来没有

of the moment

currently popular, famous, or important

当前流行（或出名、重要）的

the buzzword of the moment.

现时的时髦词。

one moment (或 just a moment)

a request for someone to wait for a short period of time, especially to allow the speaker to do or say something

稍等片刻，稍候