Variations in packet arrival time, called jitter, can occur because of network congestion, timing drift, or route changes.

包到达时间的变化，称作抖动，将会由于网络拥塞，定时漂移或路由变更而产生。

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Route: Changes the route of a message, selecting among service providers that support the requester's intent.

路由：更改消息的路由，可从支持请求者的意图的服务提供者中选择。

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Drugs are designed so that small changes in acidity alter their bioavailability, helping to route them to the bodily tissues where they are needed.

这些药品的特性被设计为根据酸度的微小变化更改自身的生物药效率，以使它们作用于人体的特定组织。

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While the exact route changes every year, the herds will inevitably have to cross the Mara and Talek rivers.

BBC: Migration and the Masai Mara

Mr Ferguson said that transport minister Norman Baker told him in February they could make changes to the route without losing the money.

BBC: Bristol's Bus Rapid Transit delay 'risks further plans'

Under proposed changes to the route between Amersham and Wendover in Buckinghamshire Mr Hammond said there were opportunities for a "green bridge" over the cutting and a longer "green tunnel".

BBC: Changes to planned high-speed rail route unveiled