In order to reduce the amount of residue ash Shelbyville generates this year to half of last year's total, the city has revamped its collection program.
为了将谢尔比维尔今年产生的灰渣数量减少到去年总量的一半,该市已经修改了其收集计划。
2
For all their troubles, the United States' 3,500 institutions were flooded with more than half a million students from 193 countries lastyear.
去年,来自193个国家的50多万名学生涌入了美国3500所大学,造成了很大的麻烦。
3
Lastyear, however, one candidate produced a half-hour-long advertisement.