An actor is someone whose job is acting in plays or films. 'Actor' in the singular usually refers to a man, but some women who act prefer to be called 'actors' rather than 'actresses'.
例句
His father was an actor in the Cantonese Opera Company...他的父親是粵劇團(tuán)的演員。You have to be a very good actor to play that part.要想演那個(gè)角色，你必須是個(gè)非常出色的演員。
英漢詞典釋義
n.
演員(尤指男演員)
An actor must be able to memorize his lines.演員須善于熟記臺(tái)詞。
英英詞典釋義
Noun
1. a theatrical performer
2. a person who acts and gets things done;
"he's a principal actor in this affair""when you want something done get a doer""he's a miracle worker"