The first postulate of a user-centred theory is that the built environment exists to support the activities of users that it shelters.
以用户为中心的理论的首要前提是，建成环境的存在是为了支持它所容纳的用户的活动。
However, Koch had to abandon part of his first postulate when he discovered that healthy people could carry the germs of certain diseases and yet show no symptoms.
然而科赫后来发现，一些健康的人能毫无症状地携带某种特定致病菌，而且一些人暴露于狂犬病菌却依然没有患上狂犬病。
First, we must postulate that if souls exist, they must have some mass.
第一，我们必须假定灵魂存在，他们必须保有物质。
The postulate they had planned to test was that the first stars to form after the Big Bang would have left some signs of themselves in the form of radio waves.
原本，他们是为了验证大爆炸之后形成的第一批星球以辐射波的形式保留下了一些迹象；
However, if the principle is assumed, it is surely incongruous to postulate a first cause as a way of escaping from the coils of an infinite series.
然而，如果承认这一原则，那么，假设某种第一推动力以避开无限系列造成的麻烦肯定是不合理的。
However, if the principle is assumed, it is surely incongruous to postulate a first cause as a way of escaping from the coils of an infinite series.
然而，如果承认这一原则，那么，假设某种第一推动力以避开无限系列造成的麻烦肯定是不合理的。
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