n.颤声，抖音，啭声
v.用抖动的声音说，用卷舌发音，发出抖动的声音

uvular trill → 小舌颤音
retroflex trill → 卷舌颤音
alveolar trill → 齿龈颤音
Devil's Trill → 魔鬼的颤音；塔蒂尼；妖怪的颤音
Trill Keys → 颤音键
Exercise on the Trill → 颤音练习
Double trill → 双震音
glottal trill → 喉颤音
trill l → 颤音；颤声

1. Can you trill the sound as in Spanish?
[汉]你能以颤音发出西班牙语中的音 吗 ?
——来自《现代英汉综合大词典》
2. Some birds trill their songs.
[汉]有些鸟颤声鸣唱.
——来自《现代英汉综合大词典》
3. It was my first time in Europe, and that alone was quite a trill.
[汉]那是我第一次去欧洲, 格外兴奋.
——来自辞典例句
4. Aim : To investigate the trill and stability of diclofenac acid - choline eyedrops.
[汉]目的: 观察双氯芬酸胆碱滴眼剂的刺激性及稳定性.
——来自互联网
5. A trill is a rapid alternation between the two notes.
[汉]颤音是两个音符之间的一种快速转换.
——来自互联网

【Noun】

1. a note that alternates rapidly with another note a semitone above it
【Verb】

1. pronounce with a trill, of the phoneme `r';
"Some speakers trill their r's"
2. sing or play with trills, alternating with the half note above or below