gymnosperm
                                                    英 ['dʒɪmnə(ʊ)spɜːm]
                                                                    美 ['dʒɪmnə(ʊ)spɜːm]
                        
                
                
                
                
                    
                                                                                                        gymnosperm 英文词源
                
                
                    
                        - gymnosperm (n.)
- 1836, from French gymnosperme and Modern Latin gymnospermae (plural, 17c.), literally "naked seed" (i.e., not enclosed in an ovary), from gymno- "naked" + sperma "seed" (see sprout (v.)). Related: Gymnospermous.
 
                
                                                    gymnosperm 双语例句
                
                
                    1. Gymnosperm A general term for any seed plant except the angiosperms, characterized by bearing naked seeds.  裸子植物:被子植物以外的种子植物统称裸子植物, 以种子裸露为特征. 来自互联网