| 释义 |
| | | | NOUN | | | | | /ˈtaɪmə/ | | | | | 1 | a small piece of equipment used for measuring time , for example when you are cooking 计时器 | Set the timer for 30 minutes. 把计时器定成30分钟。 | | | | | 2 | a piece of equipment that makes a machine start or stop working at a time you have chosen （使机器在预定时间启动或停止的）定时器 | The building’ s heating system is on a timer. 大楼的供暖系统是由定时器控制的。 | | | |