operational
                                                    英 [ɒpə'reɪʃ(ə)n(ə)l]
                                                                        美 ['ɑpə'reʃənl]
                        
                
                
                
                
                    
                                    
                
                                                                                                        operational 英文词源
                
                
                    
                        - operational (adj.)
- 1922, "pertaining to operation," from operation + -al (1). Meaning "in a state of functionality" is from 1944.
 
                
                                                    operational 双语例句
                
                
                    1. Exports have not been halted completely because another line is operational.  出口并没有完全停止,因为另一条生产线还能运转。 来自柯林斯例句
 - 2. The new airport is now fully operational . 
- 新机场现在可全面投入运营。
来自《权威词典》
 
- 3. Operational Research is a newly emerging subject. 
- 运筹学是一门新兴的学科.
来自《简明英汉词典》
 
- 4. The airport did not become operational until May. 
- 机场到五月才可使用.
来自《简明英汉词典》
 
- 5. The nuclear industry was required to prove that every operational and safety aspect had been fully researched. 
- 核工业被要求证明其在运营与安全各方面都进行过充分的研究。
来自柯林斯例句