儿童文学理论：children literary theory
儿童文学收集：children literary collection
二元衍射光学：binary diffraction optics
二语习得机制：second language acquisition device
二次革命理论：double revolution theory
二语习得模式：SLA models
儿童早期教育：preschool education
二元监管模式：Dual regulation mode
二十四字方针：24 words policy
儿童的双构成：dual constitution
儿童目击证人：children eyewitness
二语语音习得：L2 phonetic acquisition
儿童智力开发：Children's intellectual development
二语习得研究：SLA Research
二项随机序列：binomial stochastic sequence
二维输运问题：two dimensional transport problem
儿童动作评估：children's motor checklist
二元经济体制：dual economy system
俄藏敦煌文献：nhuang literature kept in Russia
二次资产运用：The Second Time Application of Assets
儿童科学教育：childhood scientific education
二元权利体系：dual rights system
二元资本结构：dual capital structure
恶性税收竞争：Malignant Tax Revenue Competition
儿童情绪调节：children's emotional regulation
儿童社会行为：social behavior
二外俄语教学：Teaching Russian as a second foreign language
二级维护周期：second stage maintenance period
儿童艺术形象：child protagonists
俄罗斯大财阀：Russian financial oligarchs
儿童文学教学：Children's Literature teaching
二元模糊对比：dualistic fuzzy comparison
儿童文学意识：sense of children literature
俄语人才断流：shortage of russian educational talents
二审发回重审：rehearing of procedure of second instance
二三产业产值：output value of the secondary industry and the tertiary industry
二元教育体制：dual educational system
二元文化导入：biculture input
二次优化模型：quadratic tracing error optimization
二外教学创新：teaching in lasting Quality in the Handwriting Marerial of the Paper Record
俄国民粹主义：Russian narodnichestvo-ism
二叉树形算法：two-ary tree algorithms
俄罗斯与美国：Russia-U.S
儿童素质发展：children's quality development
二元经济转型：binary economic transition
儿童福利政策：children welfare policy
遏制学术腐败：eradicate expansion of academic corruption
俄底浦斯情结：Oedipus complex
俄国远东地区：Russian Far East
儿童语言发展：child language development