With no marimba-making schools out there, Ron had to figure out the process by himself.

没有教授木琴制作的学校，罗恩只有自己弄清制作程序。

youdao

With no marimba-making schools out there, Ron had to figure out the process by himself.

没有教授木琴制作的学校，罗恩只有自己弄清制作程序。

youdao