在浅水区，我看到几条剃刀鱼快速游过海草丛。

In the shallow water, I saw several ___razorfish swiftly swimming through the sea grass.

潜水时，我们看到一群剃刀鱼在珊瑚礁间快速穿梭。

While diving, we saw a school of ___razorfish darting swiftly among the coral reefs.