A:That's graffiti! It's a type of street art. It's usually made with brushes. (那是街頭塗鴉啊!街頭藝術的一種,通常用畫筆創作! ) B:Street art? You mean that's a genre of art? I think they're just scribbles on the wall. (你是說它們是藝術的一種?我覺得它們只是在牆上胡亂畫一通。)
ex:The man is shaping the clay as it turns on the wheel. (這個人正在幫輪上轉動的黏土塑形。)