14 篇文章
and keen eyes have spotted movement.
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and keen eyes have spotted movement. 军舰鸟锐利的眼睛正在搜寻

It's quite a performance but he's not the only bird of paradise here keen to make an impression.
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It's quite a performance but he's not the only bird of paradise here keen to make an impression. 它的表演很精彩, 不过它并不是唯一给人深刻印象的极乐鸟

Soon they are keen to explore,
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Soon they are keen to explore, 不久 它们就开始热衷于探索

She's keen to start parenting,
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She's keen to start parenting, 便急不可待地想马上尽妈妈的责任