With her sensitivity and observation, Lee described how take-away food appeared.

结合她的敏感性和观察，李谈论了外卖是怎样出现的。

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For food defense, the emphasis shifts away from both traditional sensitivity and specificity to rapid identification of anything unusual present at a high enough level to cause harm to public health.

在食物防御方面，应着重于如何避免传统的过敏性和专一性，来加速确认所有由于高水平而对公众健康引起危害的不平常反应特征的出现。

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Mustapha's modification lets food scientists use the PCR test to capitalize on its speed, selectivity and sensitivity, but avoid false-positive tests by differentiating between dead and live cells.

幕斯塔法的修改使食品科学家在使用PCR测试时，可以有效利用其高效性、有选择性和敏感性，并且通过区分死亡细胞和活细胞避免误测。

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Still, greater awareness of food allergies has come as restaurant diners ask for lists of ingredients in meals and preparations and more people know someone with another type of food intolerance such as gluten sensitivity.

WSJ: Finding Food Allergy Allies