vocabulary and structure是词汇与结构的意思。
例句
For example, text books - yes, even Chinese text books - contain explanations of vocabulary and sentence structure in English.
譬如, 语文教科书(当然也包括华文教科书)都以英文解释生字和语法。
Reading will consolidate and extend your knowledge of structure and vocabulary.
阅读英语报纸无疑会巩固和扩大你的知识结构和词汇。
Uses language fluently, with varied sentence structure and effective vocabulary.
即语言流利，使用多变的句型和有效、令人印象深刻的词汇。