The reactionary government tried vainly to take the steam out of the protest movement.

反动政府枉费心机地企图削弱这场抗议运动。

I mapped out a route over familiar country near home.

我费心计划了一条离家路线，沿途是熟悉乡村。

He did not bother to punctuate the telegraph message.

他有费心在电文中加标。

Pam’s flogging a dead horse trying to organize the theatre trip. It’s quite obvious that nobody’s interested.

帕姆想组织剧团巡迴演出，无疑是白费心机。明显有感兴趣。

Don't trouble about me.

不必为我费心。