例如，如果你买了一个新玩具，但你发现朋友有一个更好的玩具，你会感到不开心。

For example, if you buy a new toy and find that your friend has a better toy, you'll feel unhappy.

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例如，把孩子们从麦片盒里拿到的玩具组装起来需要一点耐心；玩具从盒子里拿出来时就是完整的。

For example, it used to take a bit of patience to put together the toys that children got in cereal boxes; now the toys come from the boxes whole.

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例如，他从四岁生日起就拥有了一套火车和铁路玩具，他几乎每周都玩，直到七岁左右。

For example, he has owned a train and railway set since his fourth birthday, and he played with it almost every week until he was about seven.

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