Id rather be on the sidelines cheering those people on, than pursuing a half hearted dream.

我情愿跑一旁给这些人加油，而不愿意用一半的心思去追这个梦。

To pretend to obey, and yet carry in your heart the spirit of revolt is to do half hearted, slipshod work.

如果你假装服从，而内心却充满抵触情绪，那么你必定会对工作表现得漫不经心。

If you want to make it work, make some conscious effort to really try to make it work. otherwise do not even bother to make half hearted effort.

如果你还想挽救你们的感情的话，就要真心的去努力修补挽救你们的关系，否则的话，根本就不用去做三心二意的努力。

Government action has been half-hearted and uncoordinated.

政府的行动一直半心半意，也不协调。

He made a half-hearted attempt to justify himself.

他没有尽力证明自己有理。