Baiting mosquito traps with CARDS soaked in honey, and then analysing viral RNA in saliva left by mosquitoes that feed on them, may be a way of tracking the spread of some diseases.

将浸透蜂蜜的卡片放在诱捕蚊子的陷阱里面，并分析吸食过蜂蜜的蚊子留下的唾液里面的病毒rna，这可能成为追踪某些传染病传播的有效方法。

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The environmental equation of tracking animal production from feed to table goes like this: to produce a kilogram of beef, farmers have to feed a cow 15kg of grain and 30kg of forage.

跟踪动物产品的养殖到餐桌的环境方程序是这样的：生产1公斤牛肉，农民必须给牛喂15公斤谷物和30公斤草料。

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Use the SDK's predictive tracking, making sure you feed in an accurate time parameter into the function call.

使用SDK 的预测跟踪，确保你将一个精确的时间参数送给函数调用。

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She said the government would have had a difficult time tracking down other cattle that may have been eating the same feed because the nation lacks an effective animal identification program.

CNN: STORY HIGHLIGHTS

But she said the government would have had a difficult time tracking down other cattle that may have been eaten the same feed because the nation lacks an effective animal ID program.

CNN: Mad cow case confirmed in California