Whether or not use real name on Internet depends on the perfect rules.

在互联网上是否使用真实的姓名取决于完善的制度。

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Farmers and consumers alike can choose whether or not to use whichever version prevails: "I'm giving people an option."

农民和消费者都可以选择是否使用任何一种盛行的版本：“我正在给人们一个选择。”

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Further experiments carried out at Oxford suggest that crows can also use sticks as tools to inspect all sorts of objects, possibly to assess whether or not they present a danger.

在牛津大学进行的进一步实验表明，乌鸦也会用棍子作为工具来检查各种物体，可能是评估它们是否构成危险。

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"One of the absolutely key, most important variables as to whether or not a forest survives and continues is whether local people monitor each other and its use.

VOA: special.2009.10.16

I want to make one other point before we launch into that, and that is the following: that composers use the rate of harmonic change-- whether it's changing or not changing-- to sort of make us feel different ways about the music that we are listening to.

在此之前我还要说一个问题，不管和声有没有改变，作曲家都能通过和声改变的频率-,让我们对所听的音乐有不同的感受-,它能让我们感受到这段音乐。

耶鲁公开课 - 聆听音乐课程节选

If a label does not have good physical distribution, or if its distributors are not active in digital distribution, it must determine whether or not to use one or more aggregators (digital distributors).

CNN: Distributing music independently online

His online tool is something can can give anyone with Web access a window onto the public discourse about this emergency, whether or not they use Twitter.

CNN: New app tracks Colorado wildfires

Unlike traditional businesses, where you may have a choice about whether or not to use a data-ubiquity business model, in Consumer Web businesses, there is usually no choice.

FORBES: Can You Use Big Data? The Litmus Test