Children aged onetofour are often more curious than older children.
一到四岁的孩子好奇心往往比大点的孩子要强。
2
The ratio between the two sides is onetofour.
双方人数对比是一对四。
《新英汉大辞典》
3
You can capture stakeholder requests as they arise; you don't have to ask users to explain their business all over again — perhaps to a different person — every onetofour years.