出典:Wiktionary
applying (usually uncountable, 複数形 applyings)
用をたす
to do one's business―transact business―(人に頼まれた用なら)―execute a commission―do one a service―(使い歩きの用なら)―run errands―undertake messages―(便通の意味なら)―do one's needs
of something, to be useful
作りつけること
acted upon
申すこと
dealt with
「applying」は動詞「apply」の現在分詞です