by garrie

一 单词和发音

1 Mandarin 国语，普通话 Cantonese 广东话，粤语 custom patch 自定义补丁 dual 两部分的

2 happiness [ha-pi-nest] different [dif–rent] despise [des-pie-ses]

3 handset 听筒 earphone 耳机

4 It will drain the battery faster if you have a bluetooth earphone