to add on
01
添加, 附加
to include or attach something to an existing thing, usually with the intention of increasing its value, functionality, or capacity
例子
They decided to add on a new wing to the hospital to accommodate more patients.
他们决定在医院增建一个新的侧楼以容纳更多的病人。
We can add on extra services to the package for a small fee.
我们可以以小额费用添加额外服务到套餐中。
02
添加到末尾, 加在最后
add to the very end
