Last Updated
：2026/01/11
上腕三頭筋
Hiragana
じょうわんさんとうきん
Noun
Japanese Meaning
上腕の後ろ側に位置し、肘関節の伸展（腕を伸ばす動き）を主に担う筋肉。一般に「上腕三頭筋」と呼ばれる。 / 肩関節の伸展や内転などにも関与する、上腕の大きな筋肉の一つ。
Easy Japanese Meaning
うでのうしろがわにあるおおきなきんにくで、ひじをのばすときにつかう
Chinese (Simplified) Meaning
肱三头肌 / 上臂三头肌
Chinese (Traditional) Meaning
肱三頭肌 / 上臂後側的三頭肌 / 伸展肘關節的上臂肌肉
Korean Meaning
상완삼두근 / 위팔 뒤쪽에 위치한 세 갈래 근육 / 팔꿈치를 펴는 작용을 하는 근육
Indonesian
otot trisep lengan atas / otot di bagian belakang lengan atas yang meluruskan siku
Vietnamese Meaning
cơ tam đầu cánh tay / cơ tay sau
Tagalog Meaning
triseps ng itaas na braso / kalamnan sa likod ng itaas na braso na nag-uunat ng siko
Sense（1）
a triceps brachii muscle
（ canonical ）
（ romanization ）
（ romanization ）
（ hiragana historical ）
（ hiragana ）
Quizzes for review
See correct answer
上腕三頭筋
See correct answer
He is training his triceps brachii muscle every day.
See correct answer
彼は毎日上腕三頭筋のトレーニングをしています。
Japanese - English
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