true 
英 [truː]  美 [tru] 
n. 真，真实

adv. 真实地；不偏不斜地

adj. 合乎事实的；确实的；真正的；忠实的

例句：
The film is based on a true story. 

这部电影是根据一个真实故事改编的。

Everything I had heard about him was true. 

我听说的关于他的一切都是真实的。

I accept that the romance may have gone out of the marriage, but surely this is true of many couples. 

我承认这桩婚姻中可能已经没有了浪漫，但许多夫妇肯定都是这样的。

Expenditure on health in most of these countries has gone down, and the same is true for education. 

这些国家的医疗支出大多已经下降，教育支出也是如此。

It's true she gets impatient with him, but what mother doesn't? 

她确实对他不耐烦了，但哪个母亲不是这样的呢？