ivl的近义词

The main focus of related studies is on the efficacy of reading on L2 IVL, but little work has been conducted on that of written practice activities in a formal classroom setting.

国内外相关研究的焦点是阅读对于二语词汇附带学习的作用，而很少有人研究正规课堂环境中书面练习活动的作用。

Only one immediate posttest was designed in the most studies of this field, so rare evidence of the long-term retention of L2 IVL can be found.

该领域中的大部分研究都只设计了立即后测，因此二语词汇附带学习的长时保持力方面的证据较为缺乏。

IVL means the learning of new words as a by-product of a meaning-focused communicative activity, such as reading, listening and interaction.

它是指在注重意义的活动中，比如阅读，听力或互动中附带习得词汇的相关知识，学习者学得的词汇是其他活动的副产品。