ditrigonal prism复: repeated; double; duplicate三角: triangle; trigonometry; trig ...棱镜: prism; jellet; glass prism; ...三角棱镜: delta prism; triangular prism; trihedral prism三棱镜，三角棱镜: triangular prism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:复三角棱镜，即可在微信中查询翻译
