(noun.) a note that alternates rapidly with another note a semitone above it.
(noun.) the articulation of a consonant (especially the consonant `r') with a rapid flutter of the tongue against the palate or uvula; 'he pronounced his R's with a distinct trill'.
(verb.) pronounce with a trill, of the phoneme `r'; 'Some speakers trill their r's'.
珍妮特录入
手打:西摩