trebleadj.三倍的；最高音部的；三重的v.（使）成三倍n.三倍；最高音部treble modulation高音调制, 三重调制treble redundancy三余度treble attenuation高音衰减treble loudspeaker高音扬声器treble-redundancy三余度treble riveted joint三行铆钉接合treble superphosphate三料过磷酸钙treble boosting circuit高音增强电路treble bubble appearance三气泡表现[肠梗阻的x线征象]treble tone control knob高音调控制旋钮