| performance | |
| 级别 | 第2级 |
| 音标 | [ pəˈfɔ:məns ] |
| 解释 | n.履行，执行；性能，特性；表演，演出 |
| 英英释义 | how well a person , machine , etc . does a piece of work or an activity |
| 发音 |  |
| 例句 |
1. The performance lasted for three hours. 表演持续了三个小时。 2. His performance in the exams was not very good. 他考得不很好。 |
