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- After reviewing the respective positions of positivism and relativism, the paper expounds the future developments in SLA theory construction. 本文在对实证主义与相对主义各自的主要观点进行综述的基础上，探讨未来二语习得理论建构的发展趋势。
- The frequency-centered SLA theory claims that input frequency is an essential factor affecting L2 acquisition order and determining the productability of language constructions. 摘要以频率为中心的二语习得理论认为，输入频率是影响第二语言习得顺序的重要因素，并对语言结构的能产性起着决定作用。
- Its introduction to the classroom enriches SLA theory and a new task and requirement for teachers' quality in the study of teaching and reforming as well. 将元认知策略引入课堂教学，丰富了二语习得理论，也为研究二语习得的教学和改革提出了新的要求。
- By applying the relevant SLA theories, this paper makes a research on the Vietnamese learning Chinese grammar, covering the acquisition of passive sentences and some typical words. 摘要使用二语习得理论，考察越南人对汉语被动句及相关句式、持续体助词“着”、含“半”时量词语、含“多”数量词语、“二”“两”等词语的习得情况。
- He tried in every way to verify this theory. 他想一切办法来验证这个理论。
- I entirely approve of that theory. 我完全赞成那种理论。
- Einstein put forward his new theory of relativity. 爱因斯坦提出了相对论的新学说。
- This concept is at the very core of her theory. 这个概念是她理论的核心。
- Einstein's theory of relativity. 爱因斯坦的相对论。
- Practical experience belies this theory. 实际经验证明这个理论是错误的。
- Her theory was quoted without an acknowledgement. 她的理论被人引用而未向她致谢。
- Einstein's theory marked a new epoch in physics. 爱因斯坦理论开创了物理学的新纪元。
- For several years his theory held the field. 几年来他的理论一直保持着权威地位。
- Could you elaborate on this theory? 请你阐述这一理论，行吗？
- Do you agree to the wave theory of light? 你同意光的波动理论吗？
- Only in 1687 did he at last publish his new theory. 终于在一六八七年他发表了他的新理论。
- That seer is famous for his theory. 那个预言家以他的理论而出名。
- In sum, theory must be combined with practice. 总之，理论必须同实践相结合。
- Marketing: Marketing theory, sales management. 市场学：市场学理论、营销管理。
- Fossilization is a common phenomenon in SLA. 摘要语言僵化是二语习得中的一个普遍现象。
