粵

三saam1角gok3尺cek3

saam1 gok3 cek3sān jiǎo chǐ

English

  1. set square
  2. set square; triangle

粵語 — Cantonese

  1. 一種量度、繪圖工具;主要用嚟輔助劃圖嘅尺,硬身,形狀呈直角三角形,夾角可以係等腰嘅 45°-45°-90° 或者係 30°-60°-90°,因為30、45、60同90度角都係工藝、設計入面好常見嘅角度;用三角尺唔使量角,劃綫就會方便好多(量詞:把)

Sources: cc-canto, rime-cantonese, words.hk

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