这份工作提供一份为期三年的合同。

The job offers a ___three-year contract.

这个三岁的小女孩开始学习自己穿衣服。

The ___three-year-old girl is learning to dress herself.

这个城市每三年举办一次国际艺术节。

The city hosts an international art festival on a ___three-year basis.