trills is trill's Plural Form

trill

US [trɪl]
UK [trɪl]
  • n.抖动声;【乐】颤音;【语】(r的)卷舌音;(鸟的)啼啭
  • v.用颤音发声[歌唱];(字母 r)发卷舌音;(鸟)啼啭
  • Web震音;楚尔人;手指震音
Plural Form:trills  Present Participle:trilling  Past Tense:trilled  
n.
1.
抖动声,颤声;【乐】颤音;【语】(r的)卷舌音;(鸟的)啼啭
v.
1.
用颤音发声[歌唱];(字母 r)发卷舌音;(鸟)啼啭

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard