英语语法分析

I've decided to unground them for the homecoming dance.

所以返校舞会上我还是会支持他们的。

All results were contrasted with the results from reference track sections which had been left unground after the initial grinding of 2006 to obtain a track section for comparison.

所有的结果都与参照区段的轨道进行对比，参照区段的轨道自2006年进行初次打磨后就再也没有进行二次打磨。