颤音的英文：
tremolo
trill
vebrato
vibrato

The vibrant notes of a cello,contralto,canary
大提琴、女低音、金丝雀的颤音.

(cause sth to)resound or quiver with rapid slight variations of pitch.
（使某物）振动出声或发颤音。

To resound with a sharp,vibrating sound.
有尖锐的颤音回荡

A vibrato in singing,often excessive or poorly controlled.
颤音唱歌中的颤音，通常指过度的或控制不好的

Sound or sing(a musical note)with a trill
用颤音发声;用颤音唱(某乐音)

An embellishment such as an appoggiatura or a trill.
装饰音装饰音，如倚音或颤音

The strain was solemn and affecting, sustained as it was by the pathetic warble of a voice.
曲子既庄严又感人，是由悲怆的颤音唱出来的。

"The strain was solemn and affecting, sustained as it was by the pathetic warble of a voice."
曲子既庄严又感人,是由悲怆的颤音唱出来的。

The notion came to her to improve upon the accompaniment with little trills and flourishes
她想出一个主意--用小颤音和华丽的音响改善伴奏效果。

Unlike the slow pitch change of wow, flutter is much more rapid giving a warbling effect.
与“音幅失真”造成的音调上缓慢的改变不同，“脉冲干扰”放音失真会很快造成一种颤音音效。

The introduction presents arpeggios on the harp against a string tremolo--an enchanting sonority
引子，在弦乐的震音上竖琴奏出了琶音，一种迷人的音响。