I'm collecting pictures of cities after it has stopped raining to use for my desktop image on my computer.
I'm gathering different pictures from various cities after it has rained. I use them for my wallpaper.
ーI'm collecting pictures of cities after it has stopped raining to use for my desktop image on my computer.
「コンピューターの壁紙用に、雨が降り止んだ後の街の写真を集めています。」
collect で「集める」
desktop image で「壁紙」
ーI'm gathering different pictures from various cities after it has rained. I use them for my wallpaper.
「雨が降った後の様々な街の写真を集めています。それらを壁紙に使います。」
gather で「集める」
wallpaper で「壁紙」
ご参考まで！
カナダ 
