Keyed signals appear higher priority keys and in front of lower priority keys, in a stack.

在优先权栈中,键控信号在优先权高于它的键之后出现并在优先权低于它的键之前出现.

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The customer may become a lower priority, get inferior service, or be otherwise ill - treated.

顾客的优先级可能降低, 获得较差的服务, 或者受到不公的对待.

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