It is designed to fly day and night by saving surplus energy from its 12,000 solar cells in high-performance batteries.
它旨在通过保存一天飞从12,000高性能电池，太阳能电池的剩余精力的夜晚。
It is designed to fly day and night by saving surplus energy from its 12,000 solar cells in high-performance batteries.
它旨在通过保存一天飞从12,000高性能电池，太阳能电池的剩余精力的夜晚。
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