He never cared a preen for her .

他对她一点也不在乎。

He began to preen himself on his superior intelligence .

他开始为自己的才智过人而洋洋自得。

Then , they stand about to preen their white plumage carefully .

然后他们停下来用嘴仔细地整理他们洁白的羽毛。

To dress or groom oneself with elaborate care ; preen .

精心打扮极其用心地打扮或修饰自己;精心装扮。

Do not preen yourself on defeating so weak a person .

不要因打败弱者而自傲。