一定

1. 他们对办理的每项业务收取一定的费用。
   They charge a fixed rate for each transaction.
2. 无疑，他们一定知道这样讲话可能产生的后果。
   Certainly they must know the probable result of such speeches.
3. 你在发动引擎时，一定要让汽车处于空档。
   When you start the engine, be sure the car is in neutral.
4. 你在今晚的晚会上一定会玩得很开心。
   You'll sure to have fun at the party tonight.
5. 我父母发现窗子被打破后，一定会有一番斥责。
   There is sure to be a fuss when my parents find the window is broken.
6. 她一定会通过考试。
   She is sure to pass the examination.
7. 原始社会的结构并不一定就是简单的。
   The constitution of a primitive society is not necessarily simple.
8. 他一定会来的。
   He will certainly come.

一的英语翻译：

定的英语翻译：