“premature labor”的概念、定义、翻译、参考文献-科学参考

单词	premature labor
释义	premature labor Encyclopedia 医学高危妊娠释 premature labor早产妊娠满28孕周至不足37孕周之间（196～258天）的分娩。欧美及日本对早产的定义有所不同，认为24周以上或20周以上为早产儿。
随便看	difference-differential equation difference distribution difference element difference equation difference family difference formula difference Fourier synthesis difference frequency difference frequency distortion difference-frequency distortion difference game difference group difference hierarchy difference interval difference kernel difference matrix difference method difference module difference Monte Carlo method difference of a function difference of events difference of first order difference of higher order difference of higher order; higher difference difference of learning–performance

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。