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英语翻译1.They are studying laughter seriously and finding it is

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英语翻译
1.They are studying laughter seriously and finding it is really good for us.
2.Every minute we laugh is the same as forty-five minutes of relaxation.
3.We may change the way we laugh in different situations.
4.They try ways of giving blood to people who need it.
5.Later,doctors find that we do not all have the same kind of blood.
6.They also find that they can give any kind o blood to peopl of group AB.
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英语翻译1.They are studying laughter seriously and finding it is
1.他们很认真地研究笑,发现笑对于我们真的很好.
2.我们每笑1分钟就相当于我们休息了45分钟.
3.在不同的情况下,我们可能会改变我们笑的方式.
4.他们尝试各种方法来为需要血液的人们供血.
5.后来,医生发现我们并非都拥有同一种血液.
6.他们也发现他们能够输给AB型血的人群以任何种类的血液.