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只蜂鸟

只蜂鸟

只蜂鸟

只蜂鸟

1

The weight of a stack of five nickels. The weight of a hummingbird. A chocolate bar. How much did 21 grams weigh?

21 克五枚铜板的重量一只蜂鸟的重量一个巧克力棒 21 克到底有多重？

2

A hummingbird incubates her eggs in a nest built partly with fibers of the Ochroma fruit , which grows after pollinated flowers wither .

一只蜂鸟正在孵蛋，它的巢有一部分是用巴尔沙果的果皮纤维搭成的。当花朵凋谢后，巴尔沙果就长出来了。

4

Twenty-one grams . The weight of a stack of five nickels. The weight of a hummingbird. A chocolate bar.

21 克，一小堆五分钱的硬币，一只蜂鸟的重量，一小块巧克力。

6

A hummingbird picks up more than nectar at a flower in Costa Rica's Monteverde Cloud Forest Preserve .

一只蜂鸟吸进比较多的花蜜，花卉在哥斯达黎加的蒙特沃尔德云雾森林保存。

7

A hummingbird is poising over the flower .

一只蜂鸟在花上盘旋。

8

The weight of a hummingbird .

一只蜂鸟。

9

It seemed to him that he beheld a humming-bird in the midst of toads .

他好象在癞蛤蟆群里见到一只蜂鸟。

10

We have just had our first snow of the year , and this hummingbird has decided to spend his day hanging out by our feeder .

我们刚刚迎来今年的第一场雪，而这只蜂鸟决定在喂料器上度过他的一天。

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