1. With school in session every weekday plus Saturday morning 10 months of the year, Japanese students have almost 60 more class days annually than their American peers.
    日本学校的上课时间为每周五天再加星期六上午，每年10个月，这样，日本学生每年的上课日比他们的美国同龄人几乎多60天。

2. Despite a per person income of just $220 a year, all of the 300,000 lines Vietnam plans to add annually will be optical fiber with digital switching, rather than cheaper systems that send electrons over copper wires.
    尽管越南人均年收入只有220美元，它计划每年增加的30万条线路将全部为有数字转换的光纤电缆，而不是那些以铜线传送电子信号的廉价系统。