themselves pron. 〔pl.〕 1.〔强义〕他[她、它]们亲自[自己]。 2.〔反身〕他[她,它]们自己。 3.〔泛指〕用以代替不确定的单数先行词他(她)自己= himself 或 herself. They did it themselves. 那是他们自己做的。They are deceiving themselves. 他们在欺骗自己。
them pron. 1.〔they 的宾格,用作宾语,口语中也用作表语〕他们,她们,它们。 The books are new; take care of them. 这些书是新的,对它们当心保存。 It was very kind of them. 他们太客气了。 That's them. 就是他们。 adj. 〔非标准用法〕〔=those〕: He doesn't want them books. 他不要那些书。