例句： We promise to deliver within 48 hours. 我们承诺在48小时内送到。 Promise me you will not waste your time. 向我承诺你不会浪费你的.时间。 I promise I am in this for the long haul. 我保证我会坚持到底。 If you make a promise, you should keep it. 如果你许下一个诺言，你就应该遵守它。 He reneged on a promise to leave his wife. 他背弃了诺言，离开了他的妻子。 上一篇：difficult的名词形式的复数 下一篇：food fruit vegetable可数吗 |