三さん頭とう筋きん

さ

ん

と

う

き

ん

Meanings

1

triceps

Anatomical term for the triceps brachii muscle on the back of the upper arm.

腕うで立たて伏ふせは三さん頭とう筋きんを鍛きたえるのに効こう果か的てきだ。
Push-ups are effective for training the triceps.

See all 2 example sentences ›