[] the greatest amount of sth that is allowed; the top limit 最大限量；上限◆They have put a 10% ceiling on wage increases. 他们规定工资增长的上限是 10%。◆Have house prices hit their ceiling? 房价达到最高点了吗？◆setting a ceiling price for oil 规定石油的最高限价OPPfloor ⨁to place / put a ceiling on sth 对某物规定上限⨁to impose / lift / set a ceiling (on sth) （对某物）施加／撤销／设定上限⨁to exceed / hit / reach a ceiling 超过／达到上限⨁a lending / an output / a price / production / wage ceiling 借贷／产量／价格／生产／工资上限glass ceiling price ceiling