n.

the sound made by something moving rapidly or by steam coming out of a small aperture

同義詞：whistling

the act of signalling (e.g., summoning) by whistling or blowing a whistle

"the whistle signalled the end of the game"

同義詞：whistling

acoustic device that forces air or steam against an edge or into a cavity and so produces a loud shrill sound

an inexpensive fipple flute

同義詞：pennywhistletin whistle

Whistled Languages
Whistled Languages
Social influences on whistled songs of the starling
Social Influences on the Whistled Songs of Starlings
Temporal Dynamics of Dialects in the Whistled Songs of Starlings
The origins of duality of patterning in artificial whistled languages
Bioacoustics of human whistled languages: an alternative approach to the cognitive processes of language.
THE SPECIES-REPERTOIRE OF WHISTLED SONGS IN THE EUROPEAN STARLING: SPECIES- SPECIFIC CHARACTERISTICS AND VARIABILITY
Typology and acoustic strategies of whistled languages: Phonetic comparison and perceptual cues of whistled vowels
Song Differentiation and Population Structure: the Example of the Whistled Songs in an Introduced Population of European Starlings S...