These numerous examples of cross-reactions raise another question: why does Bet v 1 cause an allergy to the Mal d 1 protein but not the other way around?

这么多交叉反应的例子提出了另一个问题：为什么Bet v 1会导致对Mal d 1蛋白质的过敏，反过来Mal d 1却不会导致Bet v 1过敏？

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In the United States the customary voltage for household use has become 110-120 V since it was discovered that higher voltages could cause fatal accidents.

美国通常的家用电压是110-120伏，因为人们发现，更高的电压会造成致命的事故。

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The bending deformation of V-shape composite insulator string under strong wind may cause the risk of ball head falling off and string falling apart.

型复合绝缘子串在大风作用力下受到弯曲变形，有球头脱落造成掉串的风险。

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Scientists have believed that S.I.V.did not cause a similar immune system problem for primates.

VOA: special.2009.09.08

H.I.V.in humans can cause AIDS, acquired immune deficiency syndrome.

VOA: special.2009.09.08

Ultraviolet,also called U-V,rays cause the skin to burn.

VOA: special.2010.07.06

If k represented the fraction of money income (PQ) that people preferred to hold, changes in k would cause inverse changes in V.

FORBES: QE2, Trade and Black Box Economics

This mistake in not spreading the stimulus out over time was the cause of the economy becoming an L shaped recovery not the V that was expected, according to the former OMB chief.

FORBES: Orszag Tries To Blunt Criticism Obama's Economic Advisers

And just as interracial marriages did not cause "traditional" marriage to fall -- something that was also said during Loving v.

CNN: Bigotry drags marriage back to Supreme Court