To figure out how much yarn you need to cut for the first layer, just hold it on top of the circle, spread it out like a fan and see if there are any hollow areas.
算好第一层所需的毛线，将其固定在圆上，散开成扇形，并查看是否存在空白区域。
2
More rain, the roof, the streets, splashing a layer of white misty rain and fog, like the misty white yarn.
雨更大了，房顶上，街道上，溅起一层白蒙蒙的雨雾，宛如缥缈的白纱。
3
The whole earth was like in a layer of silver yarn wrapped, and seems to be covered with a layer of mist.