Systemic acquired resistance (SAR), known as broad-spectrum, inducible plant immunity, is a defense response triggered by pathogen infection.

植物系统获得抗性(SAR)，是植物受到病原菌侵染后所激发的一种防卫反应。

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The results indicate that the BTH induced resistance against the bacterial leaf blight disease was most likely to be a response of systemic acquired resistance.

结果表明，BTH诱导对白叶枯病的抗性是一种系统获得抗性反应。

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Indeed, as the Soviet Union acquired vastly increased nuclear capabilities, the credibility and prudence of relying on massive retaliation gave way to our flexible response posture.

事实上，由于苏联已经拥有了大量增加的核能力，我们依靠大规模报复战略的可靠性和谨慎态度要让位于我们的灵活反应战略。

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Google offers a slew of competitive business applications, including its best-of-breed hosted e-mail security product acquired through Postini, so Microsoft desperately needs to improve its response to the Internet search giant.

FORBES: Microsoft Heats Up Security

The public response was overwhelming: Of about 19, 000 dogs acquired by the army, more than half were trained.

WSJ: Letting Slip the Real Dogs of War

In direct response to the North Hollywood shootout, Los Angeles police have acquired 600 M-16s -- U.S. Army surplus weapons donated by the Pentagon.

CNN: Result of being outgunned in February shootout