1.
Improve the Students Listening Comprehension by Mastering the Knowledge of Linguistics;
掌握语言学知识 提高英语听力理解能力
2.
e.g. To be bilingual, one has to be bicultural.
要掌握两种语言，必须掌握两种文化。
3.
a master of three languages
掌握三种语言的专家
4.
having a command of or composed in many languages.
掌握多种语言或由多种语言写成的。
5.
English is an easy language to learn .
英语是一门容易掌握的语言。
6.
Russian is a diffcult language to master.
俄语是一种难掌握的语言。
7.
It takes years to master a language
掌握一门语言要花好几年。
8.
He acquired a knowledge of the language by careful study.
他通过认真学习掌握了这门语言。
9.
Your mastery of the language has much improved.
你对语言的掌握提高了不少。
10.
I now had the key to all language,
现在我掌握了通往语言的钥匙，
11.
mastered the language in a year's study.
一年的学习后就掌握了这种语言
12.
His mastery of the language has improved some.
他对该语言的掌握有所提高。
13.
He had a good grip of several modern languages.
（他熟练掌握了好几种现代语言。）
14.
It takes years to master a new language.
掌握一门新语言要花好几年的时间。
15.
On how to well grasp the concept of pointer in C language;
如何较好地掌握C语言中指针的概念
16.
In order to master a foreign language, you have best go to the country where it is speak.
要掌握一门外语,你最好到说这种语言的国家去。
17.
In order to master a foreign language, you have best go to the country where it be speak
要掌握一门外语,你最好到说这种语言的国家去
18.
the basic vocabulary of a language,ie those words that must be learnt
一种语言的基本词汇（即必须掌握的语词）