n.演员；行动者
The young actor pretended to be Hamlet. 那个年轻演员扮演哈姆雷特。
John promises well as an actor. 约翰有希望成为演员。
An actor have to learn to laugh off bad review. 演员需学会能对贬斥性评论一笑置之的本事。
The star of the film is a previously unknown actor. 这部电影里的明星以前是个默默无闻的演员。
In that case the task-node represents a task to be done by the user and the process execution should wait until the actor completes the task. 如果是那样的话这个任务节点表现了一个任务被用户执行并且这个流程执行应当等待直到行动者完成。
actor通常指男演员，actress则常指女演员，但在不强调性别的情况时也有用actor作为女演员。 Here we mention her as a successful dramatist rather than as a successful actor.我们在这提及她是作为一个成功的剧作家，而不作为以个成功的演员。
n.(名词)actor是可数名词,可用不定冠词或定冠词修饰。
