My class starts at eleven o'clock.

I eat lunch at twelve o'clock.

Greenwich Mean Time is the standard that determines the time of the world.

In her anger, she decided to perform the ushi no toki mairi.

He likes to take a walk in the park at dusk.

He is interested in diachronic linguistics studies.

He is interested in synchronic linguistics.

He has been committing misdeeds for many years, but finally the time for repayment has come.

His words seemed to add fuel to the fire in an already tense situation.

Rumors are spreading that he is the culprit, but there must be some reason because 'where there's smoke, there's fire.'