/-{-{děngyāo sānjiǎoxíng}-}-/, /tɐŋ³⁵ jiːu̯⁵⁵ saːm⁵⁵ kɔːk̚³ jɪŋ²¹/, /dang2 jiu1 saam1 gok3 jing4/, /dang2 jiu1 saam1 gok8 jing4/, /deengiau sanjeaushyng/, /deng2 yiu1 sam1 gog3 ying4/, /děngyao sanjiǎosíng/、/ㄉㄥˇ ㄧㄠ ㄙㄢ ㄐㄧㄠˇ ㄒㄧㄥˊ/
(幾何學) 有兩邊長度相等的三角形