commitment可数，复数形式是 commitments
commitment
美 /k??m?tm?nt/
英 /k??m?tm?nt/
n.
承诺，保证；委托；承担义务；献身
双语例句：
I make a commitment to work harder.
我承诺更加努力工作。
This girl's commitment to religion is beyond my imagination.
这个女孩对宗教的献身超出了我的想象。
commitment 作为"奉献"之意时,为不可数名词
作名词使用意思是承诺;许诺;允诺承担;保证;(对工作或某活动)献身，奉献，投入;已承诺(或同意)的事;不得不做的事;
例句
The hospital has a commitment to provide the best possible medical care.
这家医院承诺要提供最好的医疗服务。
make a commitment to do sth. 作出承诺做某事 make a commitment to do sth. 作出承诺做某事
His story is a catalogue of misfortune.
他的经历中充满了接二连三的厄运。
He has known great misfortune in his life.
他一生中经历过巨大的不幸。
We had the misfortune to run into a violent storm.
我们不幸遭遇了猛烈的暴风雨。
What misfortune has happened?
发生了什么不幸呢？
It is said to be an omen of misfortune.
那被认为是一种不幸的先兆。
Most of his adult life has been a losing struggle against debt and misfortune.
他成年后的大部分时间都在与债务和不幸作着失败的斗争。
If only my misfortune might serve as a lesson to disobedient boys who refuse to study!
要是我的不幸能给那些不听话、不肯学习的男孩们一个教训就好了！
I felt more than ordinary human sympathy for him in his misfortune, and I was deeply moved as a fellow sufferer.
我对他的不幸感到了比普通人更多的同情，我还有一种深切的同病相怜的感触。
We became companions in misfortune.
我们成了患难之交。