main actor的用法和樣例：
例句
- With the movie's huge success the leading actor has really arrived.
由於這部電影獲得了巨大的成功，其主要演員也受到了讚譽。 - Main cast has few weak links and traverses all shades of character.
主要演員包括形形色色的性格並且很少有薄弱的環節。 - They are the two main characters in the play.
他們是該劇中的兩個主角。 - He made his exit after the main actor appeared.
主角登場時，他退場了。
