添えること
the act of adding something to another
to be able to make an addition to something
to add to something
仲間に加えること
the action of including someone into a particular group
to annotate the text―comment upon the text―add explanatory notes to the text
to add another thing to something
something added by overprinting
付随の
the surplus
「adding」は動詞「add」の現在分詞です