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triceps of arm /tɹaɪˈaŋɡjʊlə ˈfɒsə/ n

中文：肱三头肌

中文 · 肱三头肌Español · tríceps braquialFrançais · triceps brachial
Meaning：Powerful muscle enabling the forearm to extend on the arm; it contracts whereas the biceps relaxes.
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Human muscles, posterior view

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