基本解释[數學]麪積元素英汉例句雙語例句The floral composition can be divided into 10 areal types, of which the tropical element is 94.89%.區系地理成分可分爲10種類型，熱帶分佈的屬佔絕對優勢，達94.89%。areal element更多例句专业释义數學麪積元素