| 单词 | trip switch |
| 释义 | trip switch noun countable ■a safety switch which automatically stops electricity flowing to a machine if a dangerously large current is created by the machine failing to operate as it should 跳闸开关，跳脱开关（一种安全开关，如果机器故障不能正常运行而产生较大的危险电流，它就自动停止为机器供电） |
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