learing about language etiquette is just as important as learning grammer or vocabulary 是什么意思

learing about language etiquette is just as important as learning grammer or vocabulary 是什么意思
learing about language etiquette is just as important as learning grammer or vocabulary 是什么意思

learing about language etiquette is just as important as learning grammer or vocabulary 是什么意思
学习语言规范正如学习语法和词汇一样重要