只取消 L1 行的注释标志，但是禁用断言（使用 -disableassertions JVM 选项；这也是默认行为）

Uncomment just line L1, but run with assertions disabled (use the -disableassertions JVM option; this is also the default behavior)

youdao

在本例中，取消对那些行的注释就足够了。

In this case it is enough to un-comment those lines.

youdao

取消注释您希望跟踪的组件所需的行。

Uncomment the required lines for the components that you wish to trace.

youdao