VOA慢速英语:谷歌推出Lookout语音导盲应用

app – n. program for a smartphone or other device that performs a special function

text – n. written words

vision – n. the ability to see

pocket – n. small bag fixed onto a piece of clothing to hold things

lens – n. curved piece of glass used by cameras to capture pictures

shopping – n. the activity of buying goods in a store

vibration – n. the act of shaking with small, quick movements