单词	chack
释义	chack /tʃak / verb [no object] (Of a bird) make a harsh call.This unmistakeable member of the crow family was ever present on the Scrubs with at least 10 birds chacking away during the month, though 30 were counted on the 25th.... I love the sound of happy Jackdaws, chacking away. Birds in the grounds included the usual gang of Greater Antillean Grackles, an exquisite Vervain Hummingbird singing from the very top of a dead tree and seemingly all the White-chinned Thrushes chacking away at some unseen predator, just like all thrushes do throughout the world. Origin Early 16th century: imitative.
随便看	Rhages rhagon rhamnaceous rhamnetin rhamnetine rhamnin rhamnine rhamnitol rhamnocathartin rhamnoglucoside rhamnoglycoside rhamnohexose rhamnose rhamnoside rhamnoxanthin rhamnus Uranus uranyl uranyl acetate uranyl nitrate Urartian urate urb urban Urbana

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