现在该说说电子乐器了。除哈蒙德电风琴，这类乐器全是靠变换无线电真空管振荡而发声的。

Now we finally come to electronic instruments. In these instruments sounds are produced by varying the oscillations of radio tubes with the exception of the Hammond organ.

youdao

现在该说说电子乐器了。除哈蒙德电风琴，这类乐器全是靠变换无线电真空管振荡而发声的。

Now we finally come to electronic instruments. In these instruments sounds are produced by varying the oscillations of radio tubes with the exception of the Hammond organ.

youdao