填: 动词1.(垫平或塞满) fill; stuff 短语和例子用泥土填洞 fill a hole with mud; stuff up a hole with mud; 填枕芯 stuff a pillow; 每亩梯田我们得填上成千上万筐好土。 we had to fill up each mu of terraced fields with thousands of bask
元素: 1.(要素) element; elementary substance2.[数学] [化学] element 短语和例子水是含有氢元素和氧元素的化合物。 water is a compound containing the elements hydrogen and oxygen.; 元素表 list of elements; 元素分析 [分析化学] ultimate a
矩阵元素: element of matrixelements of matricesmatrix element
