CMV: The default position of public toilet seats should be 'Up' and they should be held that way via spring-loaded hinge that requires body weight to keep in the 'Down' position.
from /r/changemyview
CMV: 公共厕所座椅的默认位置应该是 "上"，而且应该通过弹簧铰链保持在 "下 "的位置，这需要身体的重量来保持。