wooden triangle木: tree三角板: triangle; deltidium; set-squ ...硬木三角板: xylonite triangle三角板: deltidium; deltoid plate; set square, triangle; set theory; setsquare; triangular plate; trigon三角板 三角尺: set square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:木三角板，即可在微信中查询翻译
