overblow

o.ver.blow

v.tr.（及物动词）
o.ver.blew[-blô.] o.ver.blown[-blôn.] o.ver.blow.ing,o.ver.blows
To blow (a wind instrument) so as to produce an overtone instead of a fundamental tone.
超吹（管乐器）：为奏出泛音而不是基音而吹奏（管乐器）