In many contexts, processing discrete-time signal is more flexible and is often preferable to processing continuous-time signals.
在许多方面，处理离散时间信号要更加灵活些，因此比处理连续时间信号更为可取。
In many contexts, processing discrete-time signal is more flexible and is often preferable to processing continuous-time signals.
在许多方面，处理离散时间信号要更加灵活些，因此比处理连续时间信号更为可取。
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