First, we iterate through the incoming state parameter rather than the local #data. That’s because if the incoming state is missing a key that #data has, we know that we don’t need to touch that key.8
There are two camera attachments. The first is an optical telephoto lens that adds 3x capability by snapping it over the camera. Physics supports this, but I was surprised that the images were inverted. This is normal when using a magnifying lens like this, but I would have thought that Tecno could fix it in the software. There's also no ultrawide camera module, which surprised me.
，这一点在17c 一起草官网中也有详细论述
‘충주맨’ 김선태, 영상 하나로 이틀만에 100만 구독자
Наука и техника