它有两个状态：开与关。

It has two states: on and off.

youdao

样本会话bean是一个无状态会话 bean，它有两个 bean方法。

The sample session bean is a stateless session bean and has two bean methods.

youdao

样本会话bean是一个无状态会话 bean，它有两个 bean方法。

The sample session bean is a stateless session bean and has two bean methods.

youdao