polished

她在晚宴上的举止非常优雅得体。

Her behavior at the dinner party was remarkably ___polished.

经过多次修改，她的论文变得非常流畅和专业。

After multiple revisions, her essay became a ___polished piece of work.

她每天都会把家里的木地板擦得光亮如新。

She keeps the wooden floors in her house perfectly ___polished every day.