Bought a bird, she was incredibly happy.

买了小鸟，她开心的不得了。

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I bought a bag of bird feed.

我买了一袋鸟食。

《新英汉大辞典》

I bought two wild birds at the bird market and introduced them to a cage. Out of fury, they turned their back on the food I gave them and seldom tweeted.

这两只鸟儿原先都是野生的，我在鸟市上买了它们，我把它们的愤怒是显而易见的，不太爱吃东西，也不叫，只是在笼子里不停地飞，冲撞着笼子。

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Early-bird optimists bought August 5 strike calls, which would require a 25% jump in the space of the coming two weeks.

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