grasshopper warbler
noun
1- a secretive Eurasian warbler with a song that is a high-pitched mechanical-sounding trill蝗莺。
1.1
- Genus Locustella, family Sylviidae: several species, in particular the widespread L. naevia.蝗莺属, 莺科：数种, 尤指分布广泛的黑斑蝗莺。