lastly

1. ADV You use lastly when you want to make a final point, ask a final question, or mention a final item that is connected with the other ones you have already asked or mentioned. 最后[ADV with cl/group]

Lastly, I would like to ask about your future plans. 最后，我想问一下你们的未来计划。

2. ADV You use lastly when you are saying what happens after everything else in a series of actions or events. 最后[ADV cl]

They wash their hands, arms and faces, and lastly, they wash their feet. 他们洗了手、胳膊和脸，最后洗了脚。