Concatenates the specified elements of string array, using the specified separator between each element.串联字符串数组的指定元素, 其中在每个元素之间使用指定的分隔符.Adds the value of one numeric expression to another or concatenates two strings.将数值表...
We delved through a sackful of letters to draw the winning name.我们把手探进一袋信件中抽取获奖者。Letters and cards of support have been pouring in by the sackful.声援的信件和卡片成袋成袋地涌来。He got a whole sackful of letters from listeners following...