ivl

Methods : Clinical and pathological characteristics of one case of IVL were analyzed with references review .

方法：对1例血管内大B细胞淋巴瘤（IVL）的临床特点及病理特征结合国内外文献进行分析。

Methods : The clinical and pathological data of 3 cases with IVL was studied , and related literatures were reviewed .

方法：对接受手术治疗的3例IVL患者的临床和病理资料进行分析，并对相关文献进行复习。

Incidental vocabulary learning ( IVL ) is considered as an essential part of both native language and foreign language vocabulary acquisition .

词汇附带习得（IncidentalVocabularyLearning）是母语和外语词汇学习过程中不可缺少的一个重要组成部分。

Objective : To better understand the clinical and pathological characteristics , therapeutic and prognostic conditions of intravascular large B-cell lymphoma ( IVL ) .

目的：了解血管内大B细胞淋巴瘤的临床，病理特征及治疗、预后情况。

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。

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。

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。