There are many problems with accurately measuring online advertising .

准确衡量在线广告面临很多困难。

And the notion of measuring employee engagement is relatively new .

衡量员工敬业度还是个比较新的概念。

At vital connect he focused on sensors for measuring respiration and activity levels with wearable devices .

供职于生物传感技术公司VitalConnect时，纳拉沙米安主要致力于开发测量呼吸和活动量的传感器及可穿戴医疗设备。

It already has 20 different ways of measuring impairments .

它已经有了20种不同的测量减值的方法。

Measuring social media use is a challenge .

计算社交媒体使用量是一项不小的考验。