过去完成体的“已完成”用法表示一个动作或状态在过去某时之前已经完成或结束。如。
In the "finished" use, the past perfective denotes an action or state already in completion before a specific past.
过去完成体的“已完成”用法表示一个动作或状态在过去某时之前已经完成或结束。如。
In the "finished" use, the past perfective denotes an action or state already in completion before a specific past.
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