But, instead, the Chicago union seems to be using its political capital primarily to protect weak performers.
2016年6月六级真题(第一套)阅读 Section C
Teaching is so important that it should be like other professions, with high pay and good working conditions but few job protections for bottom performers.
2016年6月六级真题(第一套)阅读 Section C
The eye tracker gives expert and learning performers a glimpse into what they do without thinking about it.
2019年6月六级真题(第一套)听力 Section C
柯林斯高阶英汉双解学习词典释义
N-COUNT
表演者;演出者;演员
A performer is a person who acts, sings, or does other entertainment in front of audiences.