여러분이 배운 문장, 단어들을 자유롭게 연습해보세요. 한 단어라도 자꾸 쓰다보면 습관이 되고 실력이 됩니다!
A lot of smart machines.
I have several smart machines.
I have a total of 5 phones and tablets.
I am worried about how to use this.
Of course, you can sell it or throw it away.
However, smart devices can be used if they are separated.
Integration is also necessary, but sometimes separation is also required.