“birth control”的概念、定义、翻译、参考文献-科学参考

单词	birth control
释义	birth control [bǝrth kǝn`trōl] ^MEDICINE Limitation of the number of children born by preventing or reducing the frequency of impregnation.
随便看	print film print hammer sheet crack sheet deposit sheet drift sheeted fissure sheeted vein sheeted zone sheet erosion sheet-fed press sheet feeder sheet film sheetflood sheetflood erosion sheet flow sheet forming sheet frost sheet glass sheet grating sheet ice sheeting sheeting caps sheeting plane sheeting structure sheet joint

科学参考收录了103327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。