必定，肯定的英文

• be bound to

• 必定:    be bound to; be sure to; cer ...
• 肯定:    affirm; approve; confirm; re ...
• 必定:    be bound to; be sure to; certainly; undoubtedly 反动派必定失败。 reactionaries are bound to fail. 那是必定要发生的。 it will happen, as sure as a gun. 我们坚信我们的正义事业必定胜利。 we firmly believe that our just cause will succeed
• 肯定:    1.(承认事物的存在或真实性) affirm; approve; confirm; regard as positive 肯定成绩 affirm the achievements2.(正面的) affirmative 她的回答是肯定的。 her answer is in the affirmative.3.(明确的; 确定的) definite; positive; sure 去不去, 我们还不能肯定。 we are not sure yet whether we'll go or not. 他肯定会来。 it's definite that he'll come.; he is sure to come. 你能肯定你看得真切吗? can you be positive about what you saw?4.(一定; 无疑问) certainly; surely; definitely; undoubtedly; as sure as eggs is eggs; dead cert 我们肯定能按时完成任务。 we can certainly have the job finished on time.; 肯定否定规律 affirmative and negative law; 肯定句 affirmative sentence; 肯定命题 affirmative proposition; 肯定信号 acknowledge signal; 肯定支付 payment certain
• 必定, 一定:    to a certainty