Moreover, it's expensive to keep a tidal power station in its best condition.
此外,让潮汐能电站维持在最佳状态的成本很高。
This is the next-to-last shuttle mission and the final spacewalks of the program scheduled, meant to leave the space station in the best condition possible for the next decade.
这是航天飞机组员们的倒数第二个任务,也是计划中的最后一次太空行走。这次任务意味着空间站将在未来的十年中保持在最佳状态。
Direct communication in mobile peer-to-peer process, the phone can still stay connected with the base station so that it knows the phone is in working condition.
手机在进行点对点直接通信的过程中,仍然可以与基站保持连接,让它知道手机处于工作状态。
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