1、dialects：Adialectis a form of a language that is spoken in a particular area.

He can speak several dialects.

In the fifties, many Italians spoke only local dialect.(perstige dialect)

2、abbreviation: a short form of a word, etc.

What's the abbreviation for ‘Saint’?

3、Sociolinguistic：

A Sociolinguistic Study of Chinese Language Learning in Singapore.

A Sociolinguistic Analysis of Japanese Young People's Language.

A Sociolinguistic Analysis of Gender Differences in English Language.

4、lingua franca(母语不同的人共用的)通用语

English has become a lingua franca in many parts of the world.

5、pharmaceutic：药剂学

Probe into hospital pharmaceutic management and the thought of development .

6、reluctant：~ (to do sth)不情愿的；勉强的 hesitating before doing sth because you do not want to do it or because you are not sure that it is the right thing to do

She was reluctant to admit she was wrong.

He finally gave a reluctant smile.

7、frustrated

They felt frustrated at the lack of progress.

It's very easy to get frustrated in this job.