【双语】美国少女发明超级充电器:20秒充满手机
A California teen has attracted the attention of tech giants Google for her potentially revolutionary invention which charges a phone in 20 seconds flat. 美国加州的一个少女由于她革命性的发明而吸引了科技巨头谷歌的关注,这项发明会让手机在20秒内充满电。 The super-fast charging device has been d...