iOS weather app 的 AQI 功能应该是被阉割了（我觉得应该只有国行手机受影响？），受此影响 apple watch AQI 组件不可用，可以用 airvisual 代替。
https://itunes.apple.com/us/app/airvisual-air-quality-forecast/id1048912974?mt=8
https://itunes.apple.com/us/app/airvisual-air-quality-forecast/id1048912974?mt=8
App Store
IQAir AirVisual | Air Quality
The most trusted and reliable air quality information brought to you from the world’s leading air pollution data provider. Covering 10,000+ locations from a global network of government monitoring stations and AirVisual’s own validated sensors.
Features:…
Features:…