https://padlet.com/rachelhuiyin/qxftpqnv5tzbpmjs 描述動物的外形特徵或動態特寫 en-us 2022-07-14 23:51:56 UTC 2025-10-22 01:34:06 UTC hello@padlet.com https://padlet.net/icons/png/1f43e.png rachelhuiyin https://padlet.com/rachelhuiyin/qxftpqnv5tzbpmjs/wish/2243721476 我居住在海洋裏，身體短而肥厚，全身長有毛髮狀的小刺。我的皮堅韌而厚實，曾經被人用來製作頭盔。別看我體型嬌小，當我遭受威脅，就會馬上吞下水或空氣，使身體膨脹成多刺的圓球，敵人便很難下嘴，把我吐出來。你來猜猜我是誰？]]> 2022-07-15 00:35:54 UTC https://padlet.com/rachelhuiyin/qxftpqnv5tzbpmjs/wish/2243721476