staidness

1. So I concentrate on the lessons everyday, doing my homework with staidness.
   所以，我每天都认真听课，认真对待作业。
2. After staidness consider, I think the discussion of the shaping in China tax culture is a problem which needs good research.
   经过认真的思考，我认为对于现代税收文化塑造的探讨是一个很值得研究的问题。

noun

1. a trait of dignified seriousness

   Synonym:    sedatenesssolemnitysolemness