内容介绍：New Concept English ⅡLesson 22A glass envelopeEnvelope *\'env lp+ n. 信封，封皮 红包 ; 压岁钱 ; 论坛福利红包 Red enveloperegularly*\'r ɡj l li+ adv. 定期地；有规律地；整齐地；匀称地 You should gargle regularly. Frequently *