1. What´s the hypothesis of this reasoning?
    这个推理的前提是什么?

2. This might be a plausible hypothesis were it not for two factors.
    若不是下面两点，这种假使似乎是有道理的。

3. She wrote something to summarize her hypothesis.
    她写了一些东西来概述她的假设。

4. "...while the data...cannot be held to prove the... (hypothesis), they may go so far as to initiate and encourage experiments and observations by which the truth or fallacy of the views held may be demonstrated, which, either way, will be a step in t
    “……虽然现有的实验数据……无法证明我们的……(假设)，但它们能起到这样的作用，即推动和鼓励科学家去进行实验和观察，以验证我们原有的观点是正确还是错误。不论结论如何，总是代表科学在前进的道路上所走的一步。”

5. In the end the hypothesis that mosquitoes transmit malaria to human beings could be tested only by direct experiment — on man.
    最后，关于蚊子给人类传播疟疾的假设只有直接通过人来进行实验。