摘要：The issue of lexical gaps is one of the major concerns in linguistics. By confining it to one and the same languageand redefining a lexical gap as any lexical item which can potentially occupy a reasonable slot but does not do so inreality in a lexical field, this paper conducts an exploration into the devices for their filling with a purpose tohighlight the impacts thus arising.

摘要：丰富的在线学习资源为学术英语词汇学习者提供了更深层次和更多方式的认知经历,实现了传统教学课堂与网络自主学习的统一。本文分析了在线词汇学习活动的设计理论和研究基础,对网络词汇教学研究现状与研究思路进行梳理,并根据现有词汇学习的在线工具The Compleat lexical Tutor,设计了一套学术英语词汇交互式在线自主学习模式,旨在提高学生学术英语词汇学习成效。