Yeah, strings, violins, violins, but not the top part of the violin family, kind of second violin, middle range of the strings here.
是,弦乐,小提琴,但不是小提琴组的最高音,像是第二类小提琴声,弦乐的中部音域
The second class is the most popular application of what I'm doing now.
第二类的问题是我现在所做的最常见的应用
Here's the second class.
还有第二类问题
应用推荐