Just a side note, there is also a bitwise operator you can use if you want to trace everything except a certain component.

另外提醒一点，如果想跟踪除了某个组件之外的所有组件，还可以使用另一个位操作符。

youdao

If you want to trace more than one specific traceLevel property, then you can use bitwise operator (|) to separate the different properties.

如果想跟踪不止一个特定的tracelevel属性，那么可以使用位操作符(|)来分隔不同的属性。

youdao

It can analyze trace particle or vapor samples, so the operator can decide which collection method to use.

它还能分析追踪颗粒或气体样品，因而操作员可以决定使用哪种收集方法。

youdao

It can analyze trace particle or vapor samples, so the operator can decide which collection method to use.

它还能分析追踪颗粒或气体样品，因而操作员可以决定使用哪种收集方法。

youdao