“Indentured Servants”的概念、定义、翻译、参考文献-科学参考

单词	Indentured Servants
释义	Indentured Servants Encyclopedia 历史学美国历史释 Indentured Servants白人契约工英属北美殖民地时期一部分放弃一定时间人身自由，来到英属北美殖民地的白人劳动力。
随便看	additive ring additive scheme additives compatibility additive selection additive semigroup additive set-function additive space additive stochastic process additive structure additive subgroup additive/subtractive hybrid manufacturing technology additive synthesis additive system additive system of photographic exposure additive term additive theory additive theory of ideals additive theory of numbers additive theory of prime numbers additive type additive-type fire-retardant polymeric materials additive uniform structure additive valuation additive vector measure additivity

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。