送交者: 笑笑 于 2008-04-04, 12:57:20:

回答: It uses satellite to transmit the signal across the oceans, 由 steven 于 2008-04-04, 12:49:45:

• 答案太简单，打回去重作，:-) - 蓝隼 (13 bytes) 2008-04-04, 12:58:23 (215680)

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