Shelves of coral surround the Pacific island of Palau. Corals, small organisms related to anemones, secrete calcium carbonate, which hardens into an exoskeleton and over time forms reefs.
珊瑚王国。货架的珊瑚环绕太平洋岛国帕劳。珊瑚，小生物体相关的海葵，分泌碳酸钙，其中一个外骨骼变硬，并随着时间的推移形成珊瑚礁。
The virus infection may arouse the pancreas islet inflammation, and causes insulin to secrete defect and comes into being the diabetes.
病毒感染可引起胰岛炎，导致胰岛素分泌不足而产生糖尿病。
The virus infection may arouse the pancreas islet inflammation, and causes insulin to secrete defect and comes into being the diabetes.
病毒感染可引起胰岛炎，导致胰岛素分泌不足而产生糖尿病。
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