true的副词形式怎

truly adv. 真实地，不假；真诚地；

例句

On her wedding day the bride looked truly radiant.

在她婚礼那天，新娘看起来真的是容光焕发。

He is truly outraged about whats happened to him.

他确实为发生在他身上的事情而震怒。

The birth of a live healthy baby is a truly blessed event.

生一个活泼健康的孩子确实是一件幸运的.事。

Foreign visitors help to give a truly international flavour to the occasion.

外国客人使这个场合显出一种真正国际性的气氛。

Like all truly charismatic people, he can work his magic on both men and women.

像所有真正富有魅力的人一样，他让男人和女人都很着迷。

But are these books truly helpful?

但这些书真的有用吗？