pledge oneself
常见例句
- Pledge to oneself never to abandon until…
对自己发誓未……之前决不放弃。 - For oneself last pledge that, Must be brave! ! !
给自己最后一个承诺：要勇敢！！！
172520887.qzone.qq.com - To pledge one's obedience to; impose (a vow or promise) upon oneself.
宣誓服从…；使自己（发誓或许诺） 返回 pledge oneself