洗练的英文：
refinement

grain refined zone
再结晶区

You must refine your manners.
你必须使你的举止优雅高尚。

Affectedly delicate or refined;mincing.
过分讲究的过于精致或优美的；矫揉造作的

Affectedly refined or dainty.
矫揉造作的假装文雅或斯文的

A refinement of the calculation is warranted.
计算的精度是可靠的。