You cannot compel good work from unwilling students.

你迫使肯学习学生取得好成绩。

I felt constrained to do what I was unwilling to do myself.

觉得被迫去做自己去做事。

Not that I'm unwilling to go with you, but that I'm busy now.

并意和你去, 而因为现在很忙。

He was yoked to an unwilling partner.

他得与一位伙伴合作。

His tightfisted employer was unwilling to give him a raise.

他那吝啬雇主肯给他加薪。

The natives were unwilling to be bent by colonial power.

土著居民受殖民势力摆布。

I was an unwilling witness of their quarrel.

做他们吵架见证人。

She sank back, unwilling to face her father's anger.

她退了回去, 看着父亲发火。

If you are unwilling to or can't help, you should speak of it directly and don't nonsense to bullyrag him.

意或力有及则明言之，要说些着边际话，吃别人豆腐。