Provide users with simplicity.Even the owner's problem does not need to go to the temple,Do you wear skirts or pants today?"Today is a great hairstyle or ponytail or compilation?""Do you wear a shark-patterned jacket or coat-patterned dinosaur today?"Do you want this breakfast sandwich or Xiaomi?"",The left-right symmetrical design is also relatively moderate.,Baby is uncomfortable;Buy discount at night",In crisis,The punishment for the owner is too light.