恒: Ⅰ形容词1.(永久; 持久) permanent; lasting 短语和例子永恒 eternal; everlasting2.(平常; 经常) usual; common; constant 短语和例子恒言 common sayingⅡ名词1.(恒心) perseverance 短语和例子持之以恒 persevere in (doing sth.)2.(姓氏) a sur
面积: [数学] area 短语和例子建筑面积 built-up area; 居住面积 dwelling area; floor space; 大面积丰收 bumper harvest over an extensive area; 茶叶种植面积 the acreage under tea trees
