“external variation”的概念、定义、翻译、参考文献-科学参考

单词	external variation
释义	external variation Encyclopedia 文学变异释 external variation外部变异不同言语社区之间呈现出的语言变异。与“内部变异”相对。
随便看	drawbar draw-bar trailer draw-bar trailer combination drawdown in well drawdown pressure drawer principle drawing drawing area studies drawing audit drawing block drawing deformation drawing draught drawing ellipsoid drawing elongation coefficient drawing force drawing frame drawing-in drawing layer Drawing Lots from the Golden Urn drawing machine drawing-making drawing member Drawing Meridian Diagram Drawing of Artifacts Drawing of Features

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。