“barrier methods”的概念、定义、翻译、参考文献-科学参考

单词	barrier methods
释义	barrier methods Encyclopedia 医学外用避孕释 barrier methods外用避孕用物理方法（机械阻挡）不让精子到达子宫腔内，或用化学制剂在阴道内灭活精子，也可两者结合，以此阻挡精、卵相遇而避孕的方法。
随便看	culture of Pinctada martensii culture of Plectorhinchus cinctus culture of Plectropomus leopardus culture of Pleuronectidae culture of Portunus trituberculatus culture of poverty culture of Pyropia culture of Rachycentron canadum culture of red drum culture of Ruditapes philippinarum culture of Saccharina japonica culture of salmon or trout seed culture of Sargassum fusiforme(Harvey) Setchell culture of Scapharca subcrenata culture of Sciaenops ocellatus culture of Scophthalmus maximus culture of Scylla paramamosain culture of sea cucumber culture of sea urchin culture of sea urchin Strongylocentrotus nudus culture of seaweeds culture of Sebastidae culture of Seriola dumerili culture of shrimp culture of Siganus fuscessens

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。