必定的

It's a dead certainty that this horse will win the race.

这匹马在比赛中获胜是定的。

Among cricketers, Ian Botham has to be top of the class.

板球运动员当中, 伊恩·博定是一流的。

Pete, ever the optimist, said things were bound to improve.

一向乐观的皮特说，事情定是会好的。

I reasoned that somebody important must have been at the other end of the line.

我揣摩着这件事的背后定有重要人物在指。

He must have disturbed your privacy.

定打扰了你的清静。