1. in the nick of time 及时

Just in time

e.g. The meeting was moved to earlier in the day， but Jesse arrived in the nick of time.

2. Time is of the essence. 没时间了。

Theres not much time left to do sth.， time is running out.

e.g. Come on Rob！ The report is due this afternoon， so time is of the essence.

3. Time is on sb.s side. 某人还有大把时间。

No need to hurry， theres plenty of time.

e.g. The Tigers were losing 2-0， but it was still early， so they knew time was on their side.

4. Time and time again 反复地

Repeatedly， again and again

e.g. Ive told you time and time again， you need to arrive at class on time and ready to work.

5. Time flies （when youre having fun）. 在心情好的时候，你会感觉时间过得飞快。

Time seems to go faster when youre having a good time.

e.g. —Man， it feels like the summer passed by so fast！

—I know what you mean. Time flies， doesnt it？