既不能跳入结构化活动，也不能跳出直接封闭的结构化活动。

It is neither possible to jump into a structured activity nor to jump out of the direct enclosing structured activity.

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您可以单步跳入、单步跳过或单步跳出组件实例中的各种元素。

You can step into, step over, or step out of various elements in a component instance.

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例如，调试人员经常涉及分步执行跟踪，所以我们利用气泡显示跟踪屏幕，随着用户跳入、跳出各个函数的同时展示相关的内容。

For example, debuggers often involve stepping through execution traces, so we use bubbles to display the trace onscreen, side-by-side as the user steps in and steps out of various functions.

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