heliotropic (a.)向日性的,屈日性的
he·lio·tro·pic /-lɪəˈtropɪk, ˈtrɑp-/ 形容詞 向光的,趨光的,向日的
He·li·o·trop·ic a. Bot. Manifesting heliotropism; turning toward the sun. ◄ ►