Warning: file_put_contents(/www/wwwroot/ppbbu/bieo.cn/cache/0422b6b50e94e77004bb51ae62f1d40b.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/bieo.cn/index.php on line 58 ostracum例句_ostracum英汉例句_ostracum双解例句_衣物護欧路词典
For the middle layer shell (ostracum), also known as the prism of the (primatic layer) accounted for most of shellfish from Jiaozhuang calcite (cacalcite) pose. 外層皮膚從背部折皺成一層皮膜，叫做外套。外套把身躰包圍起來，竝分泌出石灰質。