两个半小时是two and a half hours?two hours and a half?hour后有s吗
问题描述:
两个半小时是two and a half hours?two hours and a half?hour后有s吗
答
有啊,hour是可数名词
两个半小时是two and a half hours?two hours and a half?hour后有s吗
有啊,hour是可数名词