in a way（=in one way）,在某種程度上,從某種意義上來說
e.g.1) In a way he is right.
2)In a way I agree with your estimate of the situation.
in the way 對…方式
Can you tell us what the main differences are in the way people the world communicate 你能告訴我們?nèi)澜缛藗兘涣鲿r的方式有什么主要的不同點(diǎn)嗎?
in some way 在某方面,在某種程度（意義）上,以某種方式
in some ways 在某些方面,在某種程度（意義）上,以某種方式
這兩個詞組意思基本上是一樣的.
e.g.1) He is a clever man in some way.
2) In some ways this job is quite difficult -- in other ways it's simple.
in this way這樣；用這種方法
e.g And in this way ,these women enacted a lot of transformation ,beautiful transformation .通過這種方式,這些女人轉(zhuǎn)變了許多,這是一種美麗的轉(zhuǎn)變.
by the way 順便說說,順便問一下；在途中
By the way ,what is your next goal 順便問一下,你的下一個目標(biāo)是什么?