The wind direction has changed to east-northeast.

In my garden, there are many beautiful spurges blooming.

I saw a gray-haired old man playing with his grandson in the park.

She was wearing a muslin dress.

Mr. Kaiboku is my best friend.

Saturated fatty acids may increase the risk of heart disease.

He is an expert in international law.

He is an expert in gemology, and he is good at evaluating the quality of diamonds.

The imperial system is still used in some parts of America.

The Monte Carlo method is a mathematical technique for solving probabilistic problems.