back-up p breaker 备用断路器
p breaker
p开关
以上为机器翻译结果,长、整句建议使用 人工翻译 。
When the Dow dropped 350 points, the first circuit breaker kicked in, around 2:35 p.m.
CNN: Still On A Roll?
P. was claimed by both Ms. Coultman and her daughter, the tie-breaker rule would give the exemption to the parent.
FORBES: Brooklyn Grandmother Wins On Dependency Exemption
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