不是，它们不是实体存在，而是模拟存在，可以被看做软件计数器，计时器等。
No, they don't "physically" exist but rather they are simulated and can be considered software counters, timers, etc.
不是，它们不是实体存在，而是模拟存在，可以被看做软件计数器，计时器等。
No, they don't "physically" exist but rather they are simulated and can be considered software counters, timers, etc.
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