a fifteen -minute walk =fifteen minutes' walk

a fifteen -minute walk =fifteen minutes' walk 十五分钟的路程 是fifteen minutes' walk 还是 fifteen minute's walk It is a fifteen minutes' walk.这句话对吗? fifteen minutes" walk用虾米提问 It takes fifteen minutes to walk there. It ____me fifteen minutes to walk to school. It takes him fifteen minutes to walk to school对fifteen minut fifteen-minute 和 fifteen minutes' 这两种表达有没有区别? A 20-minute walk为什么与20 minutes' walk 相同? three minutes' walk=three-minute walk对吗?three前是否有a fifteen minutes 20 minutes' walk 20-minute walk 20-minutes walk