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There is enormous pressure to improve battery tech.
他告诉BBC说：“改进电池科技的压力是巨大的。
youdao
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Some of them are reported to improve signal strength and battery life.
有些被证实可以改善信号强度和提高电池使用效率。
youdao
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Some of them are reported to improve signal strength and battery life.
有些被证实可以改善信号强度和提高电池使用效率。
youdao