What is your time zone?

He was killing time by reading a book while waiting.

I jog for half an hour every day.

As the time limit approached, I began to panic.

He points out other people's problems without noticing his own, a perfect example of 'the darkest place is under the candlestick'.

He achieved a four concealed triples in mahjong.

We plan to hold the meeting in Western European Time.

We will start the meeting at 3 p.m. Central European Time.

I will start the meeting at 9 a.m. Eastern European Time.

This system enables real-time operation.