I'm finding a lot of these concepts difficult to grasp.

我发现很多概念都很难理解。

Homework helps students reinforce the concepts that they learn in school.

家庭作业能帮助学生巩固在学校学到的知识概念。

They boiled down the core concepts of the campaign into two easy-to-follow slides.

他们把这项活动的核心概念归纳成了两张简单易懂的幻灯片。

There are some rudimentary concepts you need to grasp before moving forward.

在继续之前，你需要掌握一些基本概念。

In my philosophy class, we deconstructed abstract concepts like beauty and love.

在哲学课上，我们拆析了一些抽象的概念，比如美和爱。

He can't grasp the basic concepts of mathematics.

他无法掌握数学的基本概念。

These old concepts are irreconcilable with modern life.

这些旧观念与现代生活是相互对立的。

Some kids need extra help besides school work to grasp a few concepts.

除了学校的课业以外，有些孩子还需要进行额外的辅导来理解一些概念。

Its concepts are woolly and untestable, yet are regarded as unassailable axioms.

它的概念模糊而不可测试，但却被认为是公理而无懈可击。

But the research has found laptop users are less able to remember and apply the concepts they have been taught.

但研究发现，笔记本电脑用户的记忆力和应用所学概念的能力较差。