The string is said to be vibrating in its first overtone mode . 据说这根弦是在它的第一泛音调式振动。
2.
Two can indeed easily be explained as first overtones ( see table 115 ) which occur strongly because of fermi resonance 另外两条的确很容易解释为第一泛频（参看表115 ） ，它们的强度由于费密共振而增强。
3.
Two can indeed easily be explained as first overtones ( see table 115 ) which occur strongly because of fermi resonance 另外两条的确很容易解释为第一泛频（参看表115 ） ，它们的强度由于费密共振而增强。
