aquatic organism短语¹¹⁴⁴⁶⁷⁺⁴ 基本例句 水生生物 This paper describes the problems of public health harm and marine ecological environment destruction caused by unwanted aquatic organism and pathogen carried by ship's ballast water. 概述了船舶压载水携带有害水生物和病原体破坏海洋生态环境及危害公众健康问题,介绍了防止压载水污染的各种压载水处理技术措施。 dictall