列印時按比例縮小or放大 is depend on your printer, normally, you can choose print and then in the property choose effect and in the resizing option choose percentage of Actual size to chooice 縮小or放大
Are you saying that when you copy the excel to word, it had the 表格. You can just choose paste and there is a paste option and can choose paste text only.
Or you want to have 表格, but don't want to print out the line of the 表格. Then Highlight 表格 - Table Property -> Table -> borders and shading ->Borders -> None. Then when print out, there will no line.