In our house, we watch foreign news using satellite broadcasting.

In organic chemistry, the concept of cis-trans isomers is important.

In organic chemistry, cis-trans isomerism is an important concept.

The rotator cervicis is an important muscle for turning the neck left and right.

Infrared astronomy plays a very important role in the study of the universe.

Mr. Sekigami bought a necklace for his wife’s birthday.

He was staring at the horizon on the sea.

He was staring at the horizon.

I like making boysenberry jam.