He learned how to operate the anti-tank gun.

His efforts were like a mantis trying to stop a chariot, he couldn't achieve any results.

He is attending school to obtain a motorcycle license.

In learning Japanese grammar, understanding the upper two-step conjugation is important.

When learning Japanese grammar, it is important to understand verbs of the upper monograde conjugation.

He succeeded in a difficult project with the spirit of 'ishi no ue ni mo sannen', which means great works are performed by perseverance.

The levator palpebrae superioris is the main muscle for opening the eyes.

The obliquus capitis superior muscle is part of the neck muscles, helping to tilt the head.

The superior pharyngeal constrictor plays a role in pushing food into the esophagus when swallowing.

The suprahyoid muscle is one of the muscles that help in mastication and swallowing.