不: a block of wood暗: dark; dim; dull化: change; turn; transform不暗化玻璃: nonbrowning glass暗化: darkening; subdued light黑暗化: obscuration不明不暗: be neither light nor dark暗化阶段: dark reaction光暗化效应: photodarkening effect; photodarkeningeffect窗户防晦暗化学品: anti-tarnishing chemical for window从不暗示客人他是错的: never imply the guest is at fault不按照事先准备的讲稿而现场即兴发言: wing it不昂贵的: inexpensive不按照科学方法的: unscientific不熬夜: get out of it wise不按照规定提供服务而收取费用的: to charge fees without offering services as regulated or不傲慢或骄傲的: humble: marked by meekness or modesty in behavior, attitude, or spirit; not arrogant or prideful不按照规定的内容和方式明码标价的: failing to mark prices in accordance with prescribed contents and ways不懊悔: to have no regret不按照规定办理变更登记的: completion of change in registration not in accordance with the provisions