小心别把花瓶放在窗台上，它可能会掉下去。

Be careful not to place the vase on the ___ledge, it might fall off.

小猫喜欢坐在窗台边上晒太阳。

The cat likes to sit on the window ___ledges to bask in the sun.

潜水时我们在水下岩脊附近发现了许多美丽的珊瑚。

While diving, we found many beautiful corals near the underwater ___ledges.