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
限制: place [impose] restrictions on [to]; astrict; restrict; limit; confine; shut down on [upon]: 限制数量 limit to a number or amount; 年龄限制 age limit; 时间限制 time limit; 对 ... 实行限制 impose restrictio
净: Ⅰ形容词1.(清洁; 干净) clean 短语和例子擦净 wipe sth. clean; 窗明几净 with bright windows and clean tables; bright and clean; 净水 clean water; 这件褂子没洗净。this jacket hasn't been properly washed.2.(净尽;没有剩余) empty