英语语法分析

Single filers with no kids and an income below $75, 000 will likely get a $600 rebate.

个人申报，没有孩子，同时收入少于75000美元可能获得600美元的退税。

There were 72 American tax filers earning more than $50 million in 2009, down from 151 in 2007.

2009年共有72位年收入超过5000万美元的纳税人，2007年有151人。

Co: the great majority of patent e-filers have never looked at the raw XML code of their patent applications.

CO：大部分电子编档人员从来没有看过专利申请的原始XML代码。