不同于一次性购买或签订长期服务合同，传感器可以跟踪实际使用情况，允许顾客根据自己的消费内容甚至得到的价值进行支付。
Rather than buy a product outright, or sign a long-term service contract, sensors can track actual usage, enabling customers to pay only for what they consume or even the value they receive.
这些制片公司还在不同年份与不同的国家签订了拍摄电视的合同。
These companies have also been able to make large television contracts during different years for different countries.
但事实却这样的。因为大公司一般都与不同的服务提供商签订合同，他们的产品往往并不协调。
But the reality is that because large companies usually contract with many separate vendors for these benefits, their offerings are often not well coordinated.
但事实却这样的。因为大公司一般都与不同的服务提供商签订合同，他们的产品往往并不协调。
But the reality is that because large companies usually contract with many separate vendors for these benefits, their offerings are often not well coordinated.
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