perhaps 
英 [pəˈhæps]  美 [pərˈhæps] 
n. 假定，猜想

adv. 大概，也许

例句：
Perhaps he's ill. 

也许他生病了。

This is perhaps not a book for everyone. 

这本书也许并不适合所有人。

Perhaps you should think it over. 

或许你应该仔细考虑一下。

You know he's not right for you.—Perhaps. I don't know. 

你知道，他不适合你。——也许吧，我不知道。

You're going to see him again, aren't you?—Perhaps. 

你还会和他见面，是吧？——也许吧。