Vocab Bloom Hub

tetrahedron

/ˌtɛt.rəˈhiː.drən/

翻译: 名词,指任何有四个平面的多面体,通常指四面体,即由四个三角形面组成的锥体。

1 个条目

noun

/ˌtɛt.rəˈhiː.drən/C2formalscientific
  • zh名词,指任何有四个平面的多面体,通常指四面体,即由四个三角形面组成的锥体。

A noun referring to any polyhedron that has four plane faces, commonly a triangular pyramid.

  1. Four-faced polyhedronB2formal

    A three-dimensional geometric shape with four triangular faces, six edges, and four vertices.

    zh四面体

    • A tetrahedron is the simplest type of pyramid.
    • The molecular structure of methane is a tetrahedron.
    • Students built a model of a tetrahedron using straws and string.
词形
  • tetrahedra plural form
  • tetrahedrons plural form
  • tetrahedra's possessive plural form
  • tetrahedrons' possessive plural form
  • tetrahedron's possessive singular form