beneficial bird ; useful birds
益鸟王 beneficial bird king
益阳鸟瞰图 Yiyang bird's eye view
益多鸟 Eisvogel
益之鸟 bird of benefit
鸟的利益 benefit of birds
·2,447,543篇论文数据，部分数据来源于NoteExpress
猫头鹰是一种益鸟。
The owl is a useful bird.
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其实，猫头鹰是一种益鸟，它是田鼠的天敌。
In fact, the owl is a beneficial bird, which is the vole's natural enemies.
不要伤害益鸟。
Don't harm beneficial birds.
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