Trees have no roots. A tree is a prediction of the server. Since trees are the roots of predicates, where do they come from?
(Knot) The light doesn't work: Now Taobao has led good news lighting for Chinese New Year celebrations, so it doesn't need it.
Roof-less wedding car refers to the kind of uncovered retro car used by general wedding companies, similar to that used in Shanghai.
There are no clouds in the sky. The legend of costume has nothing to do with clouds.