Perhaps it will prove impossible to draw all-encompassing conclusions about the advantages and disadvantages of a condition described as a spectrum.

多半会证明要为一种被描述为范围广泛的疾病的优势和劣势得出包罗所有的结论是不可能的。

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It is one of only two copies in existence in good condition, and was coined 'the impossible black tulip of cartography' by experts strugging to track it down.

这是仅有的保存完好的两份地图之一，被追溯其踪迹的专家称为制图史上的‘不可能的黑色郁金香’。

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When people have to pay for care, they tend to wait until a condition is so far advanced that treatment is difficult, if not impossible, and the costs are much higher.

如果必须为医疗自掏腰包，人们有时会错失良机，等病情过于严重时才去就医，而那时已很难治疗，有的甚至为时过晚，费用也高得多。

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The adverse reaction might have been less stinging than the response to its messy apology for not apologizing, while the city of Stolberg might have shared the blame for setting an impossible condition to the memorial going forward.

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The situation is further complicated by the fact that it often proves impossible to identify which particular condition a person is suffering from.

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The roads are also in a terrible condition, making it almost impossible to transport wheat.

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