https://online2.tingclass.net/lesson/shi0529/0002/2107/make_up_ones_mind.mp3
https://image.tingclass.net/statics/js/2012
make up one's mind
決定，打定主意
I made up my mind to join a tennis club.
我決定加入一個(gè)網(wǎng)球俱樂部。
Once he has made up his mind, he won't change it.
他一旦打定了主意，就不會(huì)更改。
