n. any of numerous usually marine and free-swimming coelenterates that constitute the sexually reproductive forms of hydrozoans and scyphozoans
n. 水母, 海蜇, 意志薄弱的人
[医] 海蛰, 水母
1. Jellyfish can be found in oceans all around the world.
水母可以在世界各地的海洋中找到。
2. Some jellyfish are beautiful, but they can also be dangerous.
有些水母很美丽，但它们也可能是危险的。
3. When swimming in the sea, be careful of jellyfish stings.
在海里游泳时，要小心水母的刺伤。