There have been some modular phones released to the real world, but they weren't nearly as ambitious as Tecno's concept. LG launched a semi-modular phone called the G5 back in 2016, but it didn't move too many units. Moto has also released a couple of semi-modular smartphones, but they didn't set the world on fire.
* @param n 数组长度
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等到政策变天、对手入局,才发现自己早已没了还手之力。
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