His company was a short-lived regime.

I am attending cooking classes to learn the technique of filleting fish.

They are always together like the Three Musketeers at school.

When learning Japanese grammar, understanding the tri-grade conjugation is important.

He is exactly in the state of 'A frog in a well does not know the vast ocean.'

He spoke of his big dreams, saying, 'How can a sparrow understand the ambitions of a swan?'

Anuttara-samyak-sambodhi means the supreme perfect enlightenment in Buddhism.

The Winter Triangle is a shape that connects the brightest stars in the night sky.

The Summer Triangle is shining in the night sky.

He is trying to understand the concept of Trinity in Christianity.