出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第163页（283字）
指诱人参与一件事而使其无后退之路，例你极力劝他投资人股这项企业，但又不许中途退股，这岂非上树拔梯吗?
First you encourage him strongly to buy stocks in this enterprise，then you warn him he cannot get a refund on his stocks midterm-aren’t you sort of pulling the ladder from under him?