Japan's exclusive economic zone plays a crucial role in the management and utilization of marine resources.

His heart seems to have frozen.

She brought up her child alone.

He is doing a special exercise to strengthen his flexor carpi ulnaris.

The flexor carpi radialis is an important muscle for bending the wrist.

He is doing special exercises to strengthen his extensor carpi ulnaris.

Please take this medicine one sho at a time.

This job is a little more difficult than I thought.

The committee approved the new project.

He is researching on the pathogenesis and treatment of early-onset diabetes.