One of them also being, although logically it's quite a good idea to have a lift with no up and down button in it, if it only serves two floors, it's actually bloody terrifying, okay?
但是其中的一个建议 尽管逻辑上讲是不错的 即是电梯里不安上下键 但如果电梯只在两层楼间运作的话 那样其实是很恐怖的一件事