鹤是湿地生态的重要指示物种。 更多例句>> 6) crane [英][kreɪn] [美][kren] 鹤 1. Migration Behavior of Crane to South in Yellow River Delta Nature Reserve; 黄河三角洲自然保护区鹤类南迁迁徙规律初步研究 2. Sex Identification of Cranes and Analysis of Genetic Diversity and Phylogenic Rel...