A：I actually applaud the idea and wish that more people did it. I keep a toothbrush and toothpaste in my desk all the time so I can brush after meals and breaks。
C：牙醫告訴我，一天早晚刷兩次牙就行了。
A：That's enough if your only goal is good dental care and the prevention of problems. Brushing on the job has a different purpose。
C：除了保護牙齒，刷牙還有其他目的？一會兒吃飯時你一定要告訴我！
A：Sure. I'll see you at the China Café。
中午吃飯時。
C：Amy, 上班時刷牙還有其他目的嗎？
A：It's important for the simple reason that bad breath is offensive. Sometimes we don't realize when our mouth odor is unpleasant。
C：噢，原來是為了防止口臭。別人真能聞到嗎？
A：I had a colleague once who lost his job because of his bad breath. His clients were continually offended and several asked his boss to tell him。
C：老板有沒有找你那位同事談話呢？
