| 单词 | quadrangle |
| 释义 | quadrangle quadrangle n: (courtyard) SC 四合院 sì hé yuàn SC 四方院子 sì hé yuàn，sì fāng yuàn zi In the main quadrangle, students were playing Frisbee. quadrangle n: (four-sided shape) SC 四边形 sì biān xíng TC 四邊形 SC 四角形 sì biān xíng，sì jiǎo xíng The geometry teacher drew a quadrangle on the board. |
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