yán / jiū / rén / yuán / zài / hǎi / kuí / de / chù / shǒu / shàng / guān / chá / dào / le / xǔ / duō / cì / sī / bāo研究人员在海葵的触手上观察到了许多刺丝胞。Researchers observed many cnidocytes on the sea anemone's tentacles.