about time

used to convey that something now happening or about to happen should have happened earlier

早该

it's about time I came clean and admitted it.

我早该招供承认这件事。

ahead of time

earlier than expected or required

提前，提早

ahead of one's time

having ideas too enlightened or advanced to be accepted by one's contemporaries

想法太超前的，思想前卫的

all the time

at all times

一直，始终

at a time

separately in the specified groups or numbers

每次，一次

he took the stairs two at a time.

他两步一跨冲上楼梯。

before time

before the due or expected time

提前，在原定时间以前

behind time

late

迟，晚

give someone the time of day

[usu. with negative]be pleasantly polite or friendly to someone

对…礼貌（或友好）

I wouldn't give him the time of day if I could help it.

要是我有办法就不会让他好过。

half the time

as often as not

一半时间；常常

have no time for

be unable or unwilling to spend time on

没时间（或不愿意）做

he had no time for anything except essays and projects.

除了文章和课题外，他没时间做别的事。

have the time

be able to spend the time needed to do something

能有时间

she didn't have the time to look very closely.

她没时间仔细看。

know from having a watch what time it is

因为有表而知道时间

in (less than) no time

very quickly or very soon

立即，马上

the video has sold 30,000 copies in no time.

这部录像很快销了三万套。

in one's own time

(亦作 in one's own good time)at a time and a rate decided by oneself

在自己做好准备时（或认为方便时）；不着急地

(美 on one's own time)outside working hours; without being paid

在非工作时间，在业余时间；无偿地

keep good (或 bad) time

(of a clock or watch) record time accurately (or inaccurately)

（钟，表）走得准（或不准）

(of a person) be habitually punctual (or not punctual)

（人）守时（或不守时）