bird是可數名詞還是不可數[朗讀]

是可數名詞。複數形式birds。如：birds use warm air currents to help their flight.鳥利用暖氣流助飛。
擴展資料。
例句：
this species of bird is decreasing in numbers every year
這種鳥的.數量在逐年減少。
the area has a wealth of bird life
這個地區棲息著大量的鳥。
the lake is noted as a home to many birds
這個湖作為許多鳥類的棲息地而聞名。
ten new cases of bird flu were reported yesterday
昨天新增十例禽流感病例報告。