keep to the point

基本解释

What you write should keep to the point.
你写的东西应该切题。
《新英汉大辞典》
We must keep to the point, or we 'll never make a decision.
我们必须围绕重点谈，否则我们永远做不了决定。
blog.sina.com.cn
Let's keep to the point. We can talk about that later. All right?
让我们紧扣主题吧。我们稍后再谈那个，好吗？
blog.sina.com.cn

In binary search-- ah, there's that wonderful phrase, this is called a version of binary search just like you saw bin-- or bi-section methods, - when we were doing numerical things- in binary search, I need to keep track of the starting point and the ending point of the list I'm looking at.
就是当我们处理数字的时候，所称的二分检索，在二分法搜索中,我需要记录区间的开始点和尾点，初始化的时候就是-,问题输入的开始点和尾点，当我开始做测试的时候,我想要做的就是去取中值点。
麻省理工公开课 - 计算机科学及编程导论课程节选
As I say, don't worry about any of those details now, but it's a point to keep in mind as you read the dialogues.
我之前说过,不要过多拘泥于细枝末节,但在阅读对话时应该谨记,细节很重要
耶鲁公开课 - 死亡课程节选
I think we just should keep right on going just to get the point across.
我觉得我们还是边放遍讲吧，这样你们能容易明白。
耶鲁公开课 - 聆听音乐课程节选

These really are the keys to writing blog posts, op-ed pieces and columns, and even testimonies to Congress: to speak fearlessly from the heart, get to the point immediately, keep the message simple and focused, and use the fewest words you can.
FORBES: My Secrets: How I Became a Prolific Writer and Learned to Get Beyond School Essays