名詞 trill:

1. a note that alternates rapidly with another note a semitone above it
   同義詞：shake
2. the articulation of a consonant (especially the consonant `r') with a rapid flutter of the tongue against the palate or uvula

動(dòng)詞 trill:

1. pronounce with a trill, of the phoneme `r'
2. sing or play with trills, alternating with the half note above or below
   同義詞：warble, quaver

1. The trilled `r' is produced by vibrating the tongue against the upper teeth.
   發(fā)帶顫音的r，舌抬向上齒顫動(dòng)而成。
2. This is a letter with a trill.
   這是個(gè)發(fā)顫音的字母。
3. The canary was trilling away in its cage.
   那只金絲雀在籠中鳴啾。