1."I think it's fun. I'm a little surprised that it's caught on to the rest of the world."
catch on to 理解;突然了解
It took me a long time to catch on to the directions.
我花了很久才弄明白说明书的意思 。
Wait a minute! I'm beginning to catch on.
等一下!我开始有点懂了 。
2."I actually first got into Korean pop and then the dramas they show, and then learning it."
get into 进入;陷入;穿上;习惯于
He was eager to get into politics.
他渴望从政 。
I was working hard to get into Yale.
我为了能进入耶鲁大学而努力学习 。