而异常情况包括不可抗拒自然力、提供者的预定停机维护或光纤线路的意外中断。
Exceptions include ACTS of God, the provider's scheduled downtime maintenance, or accidental cutting of the fiber optics line.
其中日韩线路已售罄，预定人数比去年增加了一倍以上。
There is no vacancy for Japan-bound or South Korea-bound package tours, with twice as many reservations as last year.
如果目标跨越预定义线或进入特殊线路，或者检测到有快跑的、偷偷摸摸的、或有物体坠落，此时触发器就会传输信号。
Triggers can be set to transmit alerts if objects cross a predefined line or follow a specific route, or if running, crouching, or falling is detected.
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