基本解釋n.沙層同根派生 sandbed相關(guān)詞英漢例句Second, and more importantly, it causes a thin and very active layer of algae, plankton, bacteria, and other forms of life to develop on the surface of the sandbed. 其次,最重要的是,它形成了一個很薄并且很活躍的層,這個層是由藻類、浮游生物、細菌以及其他能夠在沙子表面繁衍的生命形式。4 ) When I saw my snails line up to spell "Help!" in the sandbed. 看見螺在沙子上畫出了“救命!”的字樣。Sandbäck 桑德貝克sandbed更多例句