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1·Coach too should have a knowledge of first aid.

教练也要有紧急救护知识。

2·Have a knowledge of XML concepts and related technologies?

了解XML概念及相关技术。

3·Rescue workers should have a knowledge of ropes and knots and lashing.

救援工作者应具备关于绳索、打结和捆扎的知识。

4·To achieve this goal, one must have a knowledge of population genetics.

要达到这个目标，种群遗传学知识必不可少。

5·It is very necessary to have a knowledge of English in international trade.

在国际贸易中，具有一定的英语知识是十分必要的。

6·She must have a knowledge of music, singing, drawing, dancing and the modern languages to deserve the word.

她必须非常精通音乐、歌唱、绘画、跳舞以及现代语言才称得上多才多艺。

7·To have a knowledge of British-American culture background is the key to learn and use English well. Thus culture education plays an important role in college English teaching.

了解语言文化是大学生学好英语和用好英语的关键，语言文化教育在大学英语教学中至关重要。

8·These are likely to have more resources and more knowledge about all aspects of advertising and advertising media than a single company.

与单个公司相比，这些公司可能拥有更多关于广告和广告媒体各方面的资源和知识。

9·The article is really a difficult concept to grasp when you have no base knowledge of it.

当你没有冠词的基础知识时，冠词确实很难掌握。

10·Students have ample opportunity to explore a variety of interests, increase both their general and specific knowledge, prepare for a chosen career and develop independence.

学生有充分的机会去探索各种各样的兴趣，增长他们的通用和具体知识，为自己选择的职业做准备，并培养独立性。