He will doubtless try and persuade his colleagues to change their minds.他肯定会努力说服自己的同事改变想法。

They will doubtless get their money back.他们一定会把钱拿回来的。

We are doubtless destined to hear a lot more of this.我们可能注定会听到更多的这种东西。

Doubtless he was justified in some of his criticism of the media.他对媒体的一些批评很可能是有道理的。

She took off her shoes, doubtless because her feet hurt.她脱了鞋, 很可能是因为脚疼。