同样，藤壶胶也很特别。
藤壶的祖先曾在海中自由自在地遨游，而这种胶则令藤壶粘附在经常被强劲的海浪所冲刷的岩石上生存。
It holds an animal whose ancestors swam freely in the sea to rocks that are often battered by powerful waves.
藤壶的祖先曾在海中自由自在地遨游，而这种胶则令藤壶粘附在经常被强劲的海浪所冲刷的岩石上生存。
It holds an animal whose ancestors swam freely in the sea to rocks that are often battered by powerful waves.
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