n. 马尾藻

[ noun ]
brown algae with rounded bladders forming dense floating masses in tropical Atlantic waters as in the Sargasso Sea
<noun.animal>

gulfweed \gulf"weed`\ (g[u^]lf"w[=e]d`), n.
1. A brown seaweed ({Sargassum bacciferum}) with rounded
bladders forming dense floating masses in tropical
Atlantic waters as in the Sargasso Sea.

Syn: sargassum, sargasso, {Sargassum bacciferum}.
[WordNet 1.5]