whitewall
noun [ C ] uk/ˈwaɪt.wɔːl/ us/ˈwaɪt.wɑːl/ (UK whitewall tyre); (US whitewall tire)
白壁轮胎
a tyre with a white stripe around it, or a white side
whitewalls[ plural ] （留超短发型时）头部侧面剃干净的部分
the shaved part at the sides of the head when the hair is cut in a very short style