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
调查: 1.(为了解情况进行考察) investigate; examine; inquire into; look into; survey; (try to) learn the facts about; on (closer) investigation; make an investigation on [of; into]; hold an inquiry into st