学生们下在忙于刻苦学习，为2012年高考做准备。的翻译：Students by putting to work hard, preparing for the 2012 college entrance examination. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Students to study hard under busy, preparing for the college entrance examination in 2012.

Students by putting to work hard, preparing for the 2012 college entrance examination.

The students under are being busy with the assiduous study, is in 2012 the college entrance examination prepares.

The students were busy studying hard, prepare for college entrance exams in 2012.

Students by putting to work hard, preparing for the 2012 college entrance examination.