rec·tus /ˈrɛktəs/ 直的; 直肌
rec·tus /ˈrɛktəs/ 名詞 直的,直肌
Rec·tus n.; pl. Recti Anat. A straight muscle; as, the recti of the eye. ◄ ►
rectus n : any of various straight muscles [also: recti (pl)]