他颈椎不舒服。
His neck feels uncomfortable.
cervical vertebra; the seven cervical vertebrae in the neck of humans and most mammals
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
Nice writing!
他颈椎不舒服。
His neck feels uncomfortable.
低头太久伤颈椎。
Looking down too long hurts the neck.