Mobile operators charge about two cents for each three-minute lesson .
电话接线员对每三分钟的课程收费2分。
Suddenly 30 cents on the dollar seems like good value .
突然间，相当于30%面值的价格就显得很不错了。
By march 5 , citigroup traded as low as 97 cents .
到3月5日，花旗交易价格跌至0.97美元。
Shares in private media group , an adult company listed on the nasdaq stock exchange , have fallen from around $ 10 five years ago to less than 70 cents today .
