頂點 angolul

apex [apices]▼(highest or greatest part)
noun
[UK: ˈeɪ.peks] [US: ˈeɪ.ˌpeks]

vertex [vertices]▼(corner of a polygon or polyhedron)
noun
[UK: ˈvɜː.teks] [US: ˈvɝː.ˌteks]

zenith [zeniths]▼(highest point or state; peak)
noun
[UK: ˈze.nɪθ] [US: ˈziː.nəθ]