He can't grasp the basic concepts of mathematics.
他无法掌握数学的基本概念。
He doesn't have mastery of the basic rules of grammar.
他没有掌握基本的语法规则。
Granted, he is a beginner, but he should know the basic rules.
的确，他是个初学者，但基本规则他应该懂啊。
The basic ingredients are limestone and clay in the proportion 2:1.
基本成分是石灰石和黏土，比例为2:1。
The company offers scuba-diving as an add-on to the basic holiday price.
这家公司提供带水肺潜水活动，不包括在基本度假费用以内。
I've just been explaining the basic principles of strategy to my generals.
我刚才一直在向我的将军们解释战略的基本原则。
The Afro-Asian nations had approved the basic general principles of nonalignment.
亚非国家已经同意了不结盟的基本原则。
The basic problems of the inner-city underclass are inadequate housing and lack of jobs.
内城里底层人的基本问题是没有足够的住房和工作。
His allowance covers the basic costs of maintaining a child.
他的津贴足够支付抚养一个孩子的基本花销。
Teams have become the basic building blocks of organizations.
团队已经成为组织的基本构架。
Killy began challenging the basic theories of racing technique.
基利开始挑战赛车技术的基本理论。
Teamwork taps into one of the basic drivers of human behaviour.
团队合作是人类行为的基本驱动力之一。
Looking at the basic biological systems, the world is not doing very well.
地球在基础的生物系统方面的状况并不是很乐观。
To me, the basic training was a lifetime of challenges that lasted six months.
对我来说，基础训练是持续六个月的一生的挑战。
In the late 17th century, a tax was introduced on malt, the basic ingredient of beer.
在17世纪晚期，麦芽税被引入。麦芽是啤酒的基本成分。
What varies is not the basic form but the incidental details that do not obstruct the object's primary function.
变化的不是基本形式，而是不妨碍物体的主要功能的附属细节。
The study suggests that the cultures we grow up in influence the basic processes by which we see world around us.
研究表明，我们在成长中所受到的文化熏陶影响着我们看待周围世界的基本过程。
The tactic is a bit complicated for a brief article, but the basic idea is to attach each digit to a specific consonant.
对于一篇短文来说，这个策略有点复杂，但基本的概念是把每个数字跟一个特定的辅音字母关联起来。
As you probably know, primary colors are, theoretically speaking, the basic colors from which all other colors can be made.
正如你可能知道的，从理论上讲，原色是所有其他颜色形成的基础色。
Much of Africa moved right into the Iron Age, taking the basic technology and adapting it to local conditions and resources.
非洲的大部分地区直接进入了铁器时代，采用了基本的技术并与当地的条件和资源相适应。
I personally regret this development, but the basic bachelor's education now has to cater to people who really need a piece of paper to find a decent job.
我个人对这种发展感到遗憾，但是基础学士教育现在必须迎合那些真正需要一纸学位证书来找到一份体面工作的人。
However, a pilot can only choose to fly IFR if they possess an instrument rating which is above and beyond the basic pilot's license that must also be held.
然而，如果飞行员持有的仪器等级在其必须持有的基本的飞行员执照等级之上，那么飞行员只能选择仪表飞行规则。
The drive to discover is deeply rooted in humans, much the same as the basic drives for food or shelter, says Christopher Hsee of the University of Chicago.
探索的欲望深深根植于人类体内，几乎无异于人类对食物或住所等基本需求的欲望，芝加哥大学的奚恺元说道。
Because the basic idea of chaos theory is that there aren't any "models" as such—there aren't guaranteed forms, but rather patterns of change in development.
因为混沌理论的基本观点是这样的“模型”不存在——不存在确定的形式，只有发展变化中的模式。
However, many leading American universities want their undergraduates to have a grounding in the basic canon of ideas that every educated person should possess.
然而，许多美国的顶尖大学希望他们的本科生能够掌握每一个受过教育的人都应该掌握的基本观念。
Lessons are extremely practical and include work on farming, carpentry, health and running a home, as well as lessons on the basic skills of reading, writing and arithmetic.
课程非常实用，包括农耕、木工、健康和家庭管理，以及阅读、写作和算术的基本技能课程。
Unfortunately, pieces of science journalism can also oversimplify and generalize their subject material to the point that the basic information conveyed is obscured or at worst, obviously wrong.
不幸的是，一些科学新闻也会过度简化、概括他们的主题材料，以至于模糊了所传达的基本信息，或者最糟糕的是，传达明显错误的信息。
There comes a time when children need to know more than the basic facts of life.
儿童到了一定的时候就需要了解更多的性知识。
The basic design changed little from that patented by Edison more than 100 years ago.
这个主要设计与100多年前爱迪生取得专利的设计相比没什么变化。
By two, they have learned the basic patterns of word order.
到两岁时，他们已经学会了词序的基本模式。
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