英语词汇“三直角三角形”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	三直角三角形
释义	三直角三角形 sān zhí jiǎo sān jiǎo xíng三角都是直角的球面三角形。面积为全球面的八分之一。
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