“启门机”概念、定义、翻译-科学时代

单词	启门机
释义	请查阅卷扬机--启门机--起重机
随便看	film library film line film lubrication bearing film magnetic head material film maker film make-up film-making filmmaking film master film master film membrane film memory film-metering device film music film negative film noir filmography filmography filmology filmology film opaque filmorex system film pack film packing film pick-up

科学时代收录了1160609条科普词条，基本涵盖了常见科普常识及英语词汇的翻译，是科学学习和研究的有利工具。