noun🔗Share刺丝囊，线囊 A capsule, in certain cnidarians, containing a barbed, threadlike tube that delivers a paralyzing sting"When the jellyfish brushed against the swimmer's leg, the nematocysts fired, injecting venom and causing a painful sting. "当水母碰到游泳者腿的时候，**刺丝囊（线囊）**立刻弹出，注入毒液，让人感到一阵刺痛。biologyanimalanatomyorganismChat with AIVocabulary GamePractice Reading
