1. What is an appropriate performance target? 什么是合适的绩效目标?
2. The teacher evaluated the performance of each student. 老师对每个学生的表现作了评价。
3. And its key performance is the stability of frequency. 频率源的关键性能是其频率稳定性。
英英解释
n.
1. a dramatic or musical entertainment
2. the act of performing; of doing something successfully; using knowledge as distinguished from merely
3. the act of presenting a play or a piece of music or other entertainment
4. process or manner of functioning or operating
5. any recognized accomplishment