He damaged his axis (second cervical vertebra).

He wrote '抒軸' by mistake, he should have written '杼軸'.

The columellar lip of this shell has a very beautiful shape.

He firmly planted his pivot foot on the ground and threw the ball.

He likes to take a walk in the park at dusk.

We should always remember the power of Kannon in difficult times.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.