mutagen
                                                    英 ['mjuːtədʒ(ə)n]
                                                                        美 ['mjʊtədʒən]
                        
                
                
                
                
                    
                                                                                                        mutagen 英文词源
                
                
                    
                        - mutagen (n.)
- 1946, from mutation + -gen "thing that produces." Related: Mutagenic; mutagenesis; mutagenize.
 
                
                                                    mutagen 双语例句
                
                
                    1. A mutagen is very often used to accelerate this process.  为了提高变异的速度,常使用诱变剂来实现. 来自互联网