You should never presume upon a person's good nature.

你永远不要去利用别人的好品质。

You should never presume upon a person 's good nature.

你决不应该滥用人家的好心肠。

"The queen would never presume upon our hospitality," Jon said, hoping that was true.

“王后绝不会这样辜负我们的殷勤款待。”琼恩说道，他希望自己说对了。

We certainly need the money, but, on the other hand, I do't want to presume upon your generosity.

我们确实需要这笔钱，但另一方面，我不想过份依靠你慷慨解囊。

We certainly need the money, but, on the other hand, I don't want to presume upon your generosity.

我们当然需要那笔钱，但另一方面，我不想利用你的慷慨。

We certainly need the money, but, on the other hand, I do not want to presume upon your generosity.

我们确实需要这笔钱，但另一方面，我不想过分依靠你慷慨解囊。

We mustn't presume too much upon the reliability of such sources.

我们不应过分指望这类消息来源的可靠性。

We are sending you some free samples. Please give us your specific inquiries upon examination of the above as we presume they will be received favorably in your market.

随信附上一些免费样品，在检视过以上的样品后，请告知你的特别需求，相信必能符合贵方市场的需求。