贼鸥是飞行速度很快的黑色鸟类，尾部长而分叉。Jaegers are swift black birds with long forked tails.管理员把我们带到斜坡上的一处有利位置，我们从那里看到了下面岩石上的银鸥。The warden took us to a vantage point on the slopes where we saw herring gulls on the rocks below.两点三点白鸥划破了渐变...

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“鸥”的拼音为：ōu...