例句與造句

1. The undulating tremolo was produced through the fingers of the right hand alternately exerting and relaxing pressure upon the bow to create a " very uncertain undulating effect . . . But it must be said that, unless violinists have wholly lost the art of this particular stroke, the result is disappointing and futile in the extreme, " though it has been suggested that rather than as a legato stroke it was done as a series of " jet閟 ".
2. It's difficult to find undulating tremolo in a sentence. 用undulating tremolo造句挺難的