It was only a bluebird, but then it was the first bluebird Margery had ever seen.

它仅仅是一只蓝色知，但却是玛芝莉见到的第一只蓝色知。

Mountain bluebirds and great horned owls live in the rim area.

山蓝鸫和大角猫头鹰住在边缘地区。

The grasshopper eats the grass, and then gets eaten by a secondary consumer—a bluebird.

蚱蜢会青草，然后被第二级消费者——蓝知。

He built smaller, single-roomed houses for the bluebirds and tree-swallows, and put them up in the fall.

他为蓝知和树燕子建造了小的单间房屋，并在秋天搭建起来。

Get an old, wild-apple tree into the sanctuary for the bluebird, the kingbird, the tree swallow, and the chebec.

为青、王霸鹟、树燕以及北小霸翁在保护区种植有年头的野苹果树。

And where had the bluebird flown from, across the snow banks down to the shore of the blue sea?

蓝色知是从哪里飞来的呢？飞过白雪覆盖的海岸，又飞到蔚蓝的大海边？

Just as he had hoped, the first bluebirds built in one of the smaller boxes, and a pair of tree swallows in the other.

如他所期，第一只蓝知的窝建在一个小盒子里，一双树燕住在另一个盒子里。

The result was a powder as brilliant as a bluebird's wing. YInMn, as it is now known, was the first new blue discovered for two centuries.

结果得到了一种像蓝知翅膀一样闪亮的粉末。现在这种颜色被称为YInMn，是两个世纪以来发现的第一种新蓝色。

He had hardly gone as far as the pump when he heard a soft, gurgling bird voice from the old apple tree in the yard, and a bluebird fluttered down almost to his feet.

他刚走到抽水机旁，就听到院子里那棵老苹果树上传来一种轻柔的、汩汩作响的叫声，一只蓝知几乎飞到了他的脚上。