It is my feeling that your diction however charming it may be in the tri-state area, could use some finessing.

我觉得你的措辞也许在三州地区很有魅力， 但是还有待提高。

Your choice of greens may require some simple, intuitive finessing.

您对果岭的选择可能需要一些简单、直观的技巧。

Everyone quickly warmed up to their new star, but the schedule took some finessing: At the time it would take five days to make one show.

每个人都很快与他们的新明星熟络起来，但日程安排也做了一些调整：“当时，一期节目需要5天。”

From here, it's really about finessing the language that you use and picking up on some of the exact phrases and expressions that are used by English speakers around the world.

如果你是这个水平的话，那你现在就应该学习如何更加巧妙地使用你学习的语言，还要去学习世界各地说英语的人使用的一些短语和表达。