{{Grammar Box}} 难怪 (nánguài) can be used to express that the speaker finds something unsurprising. It can be used alone or in a variety of different structures, as shown below. 怪不得 (guàibude) is another way to express exactly the same thing, in a slightly more informal way. ==难怪 as "it is not surprising that"== Here 难怪 is used to convey the speaker's lack of amazement at a situation, having recently acquired some new information that in his opinion explains it. It is used in much the same way as 怪不得, which can replace 难怪 in the structure without altering its meaning. === Structure ===