钝角 dùnjiǎo obtuse angle Definitions Defs Origin Strokes Stroke Words Sentences Sents 1 sentence 所以,一个三角形不可能有两个钝角。 suǒyǐ, yīge sānjiǎoxíng bùkěnéng yǒu liǎngge dùnjiǎo. Therefore, a triangle can’t have two obtuse angles. Source: CCMatrix