// NPCR1 Textbook 5-2 欢迎 huānyíng to welcome 快乐 kuàilè happy 不客气 bú kèqi you are welcome 客气 kèqi polite 祝 zhù to wish 介绍 jièshào to introduce 一下 yíxià used after a verb to indicate a short or informal action 常常 chángcháng often 常 cháng often 教 jiāo to teach 写 xiě to write 昨天 zuótiān yesterday 寿面 shòumiàn (birthday) longevity noodles 一会儿 yíhuìr in a little while 咱们 zánmen we; us 咱 zán we; us 干杯 gānbēi to drink a toast; cheers; bottoms up