精良的英文：
polish

参考例句：

The superb Nazi war plants were likely to furnish the lunatic fuhrer with enough U-235 bombs
纳粹的那些设备精良的军用工厂很可能会向那疯狂的元首提供足够的U-235炸弹。

One’s art is skillful
技术精良

Sophisticated technology
工艺精良

To become perfect or refined.
变完美，变精良

Extremely well equipped
设施配备精良

Equipped and furnished to a high standard.
设施配备精良/高档。

The cloth is fine in texture.
这种布料质地精良。

they performed with great polish.
精良的品种在市场上销售很好。

High-class tonics are prepared from superior materials.
上等补晶，选材精良。

The perfect merger of gracious service and amenity
精良的服务与舒适的巧妙相结合

polish是什么意思：
n. 光泽；完美，精湛；上光剂；擦亮；优雅，修养
v. 擦光，擦亮，磨光；修改，改善
adj. 波兰的

they performed with great polish.
精良的品种在市场上销售很好。

a tin of metal polish
一罐金属擦光剂

polished courtesy; elegance of manner.
非常有礼貌；高雅的行为方式。

She is a polished woman.
她是一位举止优雅的女士。

It was simply a very polished performance.
这简直就是一场完美的演出。