“picket”概念、定义、翻译-科学时代

单词	picket
释义	军事词汇手册 picket 警戒哨；巡逻队；（配有预警雷达的）巡逻飞机［舰只］
随便看	species of abundance problem species of Latin squares species of trees species population species replacement species-rich biomes species richness species saturation species selection species-specific behaviour species-typical behaviour specific specific ability specific ability factor specific abrasion specific absorbed dose specific absorption specific absorption rate specific absorption rate（SAR） specific absorptivity specific acoustic impedance specific acoustic reactance specific acoustic resistance specific activity specific activity

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。