He is doing special exercises to strengthen his intercostal muscles.

He is doing a special exercise to strengthen his internal intercostal muscles.

The Marco Polo Bridge Incident was the trigger for the Sino-Japanese War.

He is an expert in robotics.

An exhibitionist was arrested in the park.

His new novel has a lot of erotic descriptions.

I bought a new portable stove for camping.

I work at Rokkasho.

Learning about the history of the Liuwei Fu is very important for understanding ancient Chinese society.

My favorite dish in Hawaii is loco moco.