vi·bra·to
noun/vɪˈbrɑːtəʊ/
/vɪˈbrɑːtəʊ/
[uncountable, countable] (plural vibratos)
(music, from Italian)- a shaking effect in singing or playing a musical instrument, made by rapid, slight changes in pitch (= how high or low a sound is)
（演唱或演奏的）颤音效果，颤音 Word Originmid 19th cent.: Italian, past participle of vibrare ‘vibrate’.