pick out
1．choose挑选
It took Mary a long time to pick out a new dress at the store．玛丽在商店里花了好长时间才挑中一件新衣服。
You may pick out any two books listed here．你可以在这图书目录中任选2本。
2． tell from others区分
We could pick out different places in the city from the airplane．从飞机上我们可以辨认出这座城市里的不同地方。
Although he had not seen his sister for twenty years，he picked her out as soon as she got off the plane．尽管他和妹妹有20年没见了，可她一下飞机他就认出了她。
He has such a distinctive appearance that I could pick him out anywhere．他的样子非常特别，不论在哪里我都可以认出他来。
3．tell the meaning领会；弄明白
In spite of the difficulty of the passage，we succeeded in picking out its sense by our concerted efforts．这段文字虽然难懂，但我们通过共同努力还是弄懂了它的含义。
4．play a tune by ear on a musical instrument凭听觉记忆在乐器上奏出曲调
As soon as she'd sung the first verse， he picked out the tune on the piano．她一唱完第一部分，他就在钢琴上把它弹奏了出来。
5．relieve（the ground color）with another color（用不同的颜色）衬托（底色）
The ancient cloister was a structure of red brick picked out with white stones．这个古老的修道院是一座白石衬托红砖的建筑物。
All the important passages in the article were picked out in red．该文的重要段落均用红笔勾出。