艰巨的

The country faces a huge task of national reconstruction following the war.

战后，该国面临着重建家园的务。

The general assigned him to do the tough task.

将军派他去完成这项的务。

Tell us how you fulfilled the heavy task ahead of schedule.

"告诉我们,你们是怎样前完成这一务的。"

He shrank from a hard task.

他害怕的务。