The weak reference from the long-lived object to the short-lived object is kept long after the short-lived object has been destroyed.

在短周期对象销毁后，长周期对象对短周期对象的弱引用依然会长久保留下来。

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The weak reference from the long-lived object to the short-lived object is kept long after the short-lived object has been destroyed.

在短周期对象销毁后，长周期对象对短周期对象的弱引用依然会长久保留下来。

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