他对自己的衬衫纽扣如此挑剔，每个都必须完美对齐。

He's so ___persnickety about his shirt buttons that each must be perfectly aligned.

她对咖啡非常挑剔，只喝特定产地的精品豆。

She's so ___persnickety about coffee that she only drinks beans from specific regions.