thirdly

1. ADV You use thirdly when you want to make a third point or give a third reason for something. 第三 (點)

First of all, there are not many of them, and secondly, they have little money and, thirdly, they're hungry. 首先，他們?nèi)藬?shù)不多；第二，他們沒什么錢；第三，他們在挨餓。