trirectangular三: three直角: right angle的: 4次方是 The fourth power of 2 i ...直角的: orthogonal; orthographic; perpendicular; rectangular, right-angled; right angled; square三直角三面形: trirectangular trihedral下载手机词典可随时随地查词查翻译关注微信公众号：chachacidian，回复:三直角的，即可在微信中查询翻译
