✔ 最佳答案
consecutive integers
是指連續既整數
eg 1,2,3,4,5,6<--------consecutive integers
另外,仲有一d叫consecutive odd integers and consecutive even integers
eg 1,3,5,7,9,11<----consecutive odd integers
eg 0,2,4,6,8<---consecutive even integers
reciprocals
是指把正負號調轉
eg, -1 轉為 1
3 轉為 -3