lastly

柯林斯词典

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. 最後[ADV with cl/group]
Lastly, I would like to ask about your future plans. 最後，我想問一下你們的未來計劃。
2. ADV You use lastly when you are saying what happens after everything else in a series of actions or events. 最後[ADV cl]
They wash their hands, arms and faces, and lastly, they wash their feet. 他們洗了手、胳膊和臉，最後洗了腳。