however是什么意思?怎样区分however和instead

however释义:

adv. 无论如何;不管怎样(接副词或形容词);然而;可是

conj. 无论以何种方式; 不管怎样

例句:

However, no matter how difficult it is, he will insist on finishing this mission.

然而,不管有多困难,他都会坚持完成这个任务。

instead释义:

adv. 代替;反而;相反

例句:

Instead, I will bless them and attend the wedding.

相反,我会祝福他们并且参加婚礼。