求翻译：由此可见, 词汇量的大小直接影响英语听、说、读、写能力的发挥, 学生只有具备了足够的词汇量, 才能读懂和听懂, 并为说和写奠定基础。是什么意思？

Thus, a direct impact on the size of vocabulary in English listening, speaking, reading and writing abilities to play, the students only have enough vocabulary to read and understand, and to lay the foundation for speaking and writing.

It can be seen that directly affect the English vocabulary size of listening, speaking, reading and writing, students ability to play a role only if it has an adequate vocabulary, can be read and understood, and lay the foundation for speaking and writing.

Thus it can be seen, vocabulary size direct influence English listens to, to say, to read, writes ability the display, the student only then has had the enough vocabulary, could read and understands, and for mediated writes lays the foundation.

This shows that the vocabulary size directly affects English ability in listening, speaking, reading and writing of the play, students only have enough vocabulary to read and understand, and to lay the Foundation for speaking and writing.

This shows that the vocabulary size directly affects English ability in listening, speaking, reading and writing of the play, students only have enough vocabulary to read and understand, and to lay the Foundation for speaking and writing.