“preventive service”概念、定义、翻译-科学时代

单词	preventive service
释义	商务词汇手册 preventive service 海关缉私署
随便看	secondary graphite secondary group secondary group secondary group secondary group secondary group secondary growth secondary-hand experience secondary hard disk secondary hardening secondary hardness secondary heat exchanger secondary hematite secondary highway secondary host secondary hyperparathyroidism secondary imagination secondary immune organ secondary immune response secondary immunodeficiency disease secondary immunodeficiency disease--secondary immunodeficiency disease（SIDD） secondary immunodeficiency disease（SIDD） secondary impact secondary inclusion secondary index

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。