词汇储备不足，对习惯用语和固定用法掌握不牢。词汇是构筑语言的基本材料，

词汇储备不足，对习惯用语和固定用法掌握不牢。词汇是构筑语言的基本材料，掌握一定量的词汇是获取语言知识，提高语言交际能力的必备条件，是语言信息传递的载体。

結果 (英文) 1:

Vocabulary inadequate reserves, the use of idioms and fixed-master is not strong. Vocabulary is the language of the basic materials to build, acquire a certain amount of vocabulary is to obtain knowledge of the language, improving communicative competence prerequisite is the language information delivery carrier.

結果 (英文) 2:

vocabulary, idioms and fixed on the master is not strong. Vocabulary is the basic material of constructing language, vocabulary is the acquisition of language knowledge, the necessary condition to improve the communicative competence of language, language is the carrier of information transmission.

結果 (英文) 3:

Vocabulary reserves insufficient grasp of idiomatic usage and fixed time. Vocabulary is basic materials for building language, know vocabulary is to obtain a certain amount of language knowledge, prerequisite for improving communicative ability, linguistic information transmission carrier.