降: 降动词1.(投降) surrender; capitulate 短语和例子宁死不降 rather die than surrender2.(降伏) subdue; vanquish; tame 短语和例子一物降一物。 there is always one thing to conquer [overcome] another.
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
Example Sentences:
1.
Standard test method for open - channel flow measurement of water indirectly by slope - area method 使用比降面积法迂回测量明渠水流流量的标准试验方法