common extensor of fingers
/ˈkɒmən ɛkstˈɛnsəɹ ɒv ˈfɪŋɡəz/
n
English · common extensor of fingers中文 · 指总伸肌Español · extensor común de los dedosFrançais · extenseur commun des doigts
意味：Muscle enabling all the fingers, except the thumb, to extend; it also helps the hand to extend on the forearm.