duckweed造句

A kingfisher flashed across the water, the fish vanished, leaving the duckweed.
翠鸟象箭似的由水面上擦过去, 小鱼大鱼都不见了, 水上只剩下浮萍.

Like the rootless duckweed , after floating and then joined to the sea.
就像那本无根的浮萍,漂浮之后终归大海.

You must have put too much duckweed in the tank.
您一定在水箱内放了过多的水草.