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问题: assume和presume到底都有什么区别?请详细说明!非常感谢!

解答:

作为 假设/认为 的意思, 一般情况下两者可以通用
而两者的区别是
assume是主动性的,有目的的,是要用assume的东西来得出别的结论
pressume是被动性的,被presumed的本身是要得出的结果,是在缺少足够信息的情况下presumed.
这个主动被动不是说语法上的主动被动,而只是说语气。
比如
let us assume that he is not coming, and so we will not prepare for him.
you didn't tell me anything, so i presumed that you are not coming.
you didn't tell me anything, so i assume/presumed that you are not coming and didn't prepare for you.
但是实际应用不需要这么严格。