They've been replaced by aliens or robots "Thank you" by Martians, by CIA agents, by trained actors and actresses.

比如变成了外星人或者机器人,"谢谢",或者变成了火星人,中情局特工,或是训练有素的演员

耶鲁公开课 - 心理学导论课程节选

Do you think actors are born with the talent, or can it be developed with the education?

你觉得演员是天生就有演戏的才能，还是可以通过训练培养呢？

演技要磨练出来 - SpeakingMax英语口语达人