剑桥词典a brand name for a soft , sticky substance that can be used more than once to temporarily attach light things to a wall or similar surface 宝贴万用胶，蓝丁胶 Helga stuck her posters up with Blu-Tack. 赫尔戈用宝贴万用胶把她的海报贴了出来。 返回 Blu-Tack