small compact-bodied almost completely aquatic bird that builds floating nests; similar to loons but smaller and with lobate rather than webbed feet
例句
用作名词 (n.)
At first, I couldn't identify the kind, but according to its way of diving into the water, I was sure it was a little grebe. 最初,我不能确定它的种类。不过当我看到它潜入水中的样子时,我确定它是小鸊鷉。