4 sentences for 主演 (zhǔ​yǎn — lead actor)

1. 这部剧的主演还没确定。

   zhè bù jù de zhǔ​yǎn hái méi què​dìng.

   The lead actors for this play haven't been decided yet.

   Source: Dong Chinese Dictionary

2. 这是个主演角色。

   zhè shì gè zhǔ​yǎn jué​sè.

   This is a starring role.

   Source: OpenSubtitles

3. 观众们热烈鼓掌，欢迎主演登台出场。

   guān​zhòng men rè​liè gǔ​zhǎng, huān​yíng zhǔ​yǎn dēng​tái chū​chǎng.

   The audience applauded warmly to welcome the lead actor onto the stage.

   Source: Dong Chinese Dictionary

4. 导演和主演都出席了电影的首映式。

   dǎo​yǎn hé zhǔ​yǎn dōu chū​xí le diàn​yǐng de shǒu​yìng​shì.

   Both the director and the lead actors attended the movie's premiere.

   Source: Dong Chinese Dictionary