从下面可以详细看到带有牙垢的旧水龙头 Old tap with tartar seen in detail from below

从下面可以看到一个有点牙垢的旧水龙头的详细视频，水出来了，背景中一只没有聚焦的手关上了水龙头。

Detailed video of an old faucet with a bit of tartar seen from below, while water comes out and an unfocused hand in the background closes the tap.