随着时间和技术的发展，二语词汇附带习的研究内容不断扩展，主要的研究内容

With the development of time and technology, the research content of incidental second language vocabulary learning continues to expand. The main research content is to explore what factors affect learners' incidental second language vocabulary acquisition, such as learner subject factors, textual language Contextual factors, input enhancement factors, influencing factors of tasks with different input levels, etc.; as well as research on incidental second language vocabulary acquisition under interactive mode: research on incidental second language vocabulary acquisition under listening-reading mode, secondary vocabulary acquisition under audiovisual mode Incidental vocabulary acquisition research, second language vocabulary incidental acquisition research under ERP mode, etc. Since this article only involves incidental second language vocabulary acquisition in reading mode, the incidental second language vocabulary acquisition in interactive mode will not be elaborated here. In the following, we will use the research content as a clue to summarize and analyze the previous research.

With the development of time and technology, the research content of second language vocabulary with learning has been expanding, the main research content is to explore what factors affect the learner's second language vocabulary by learning, such as learner subject factor, discourse context factor, input increase influence factor, the influence factor of different input tasks, etc. The second-language vocabulary in the mode comes with the study of learning, etc. Since this paper only deals with second-language vocabulary with learning in reading mode, the second-language vocabulary in interactive mode is not elaborated here. Below we will use the research content as a clue to summarize and analyze the previous research.

With the development of time and technology, the research content of L2 incidental vocabulary learning is expanding. The main research content is to explore the factors that affect learners' incidental vocabulary acquisition, such as learner's subject factor, discourse context factor, input enhancement factor, task influence factor of different input amount, and second language incidental vocabulary learning under interactive mode Research: incidental vocabulary acquisition in listening and reading mode, audio-visual mode, ERP Mode and so on. As this paper only deals with the incidental vocabulary acquisition in reading mode, the incidental vocabulary acquisition in interactive mode is not elaborated here. In the following, we will summarize and analyze the related research of predecessors based on the research content.<BR>