1.
Don't diverge to another topic.
不要离开本题而扯到另一话题上去。
2.
He is in the habit of branching out in his speech.
他讲话时总是要离开本题。
3.
He spoke in an aside of his family.
他离开本题谈起他的家庭。
4.
a lawyer should be skilled in the art of reasoning; it will not do in arguing a case to go off at a tangent into outside matters
律师要善于讲道理，辩论案件时突然离开本题说些不相干的话是不行的。
5.
His argument led us away from the topic.
他的论点使我们离开了本题。
6.
The fundamental problem is that we have taken too much water out of natural systems of flow.
根本的问题就是，我们让太多的水离开了水流的自然体系。
7.
Traditional Chinese festivals invariably centre on maintaining and improving human relations.
华族的传统节日都离不开维系人伦与增进人际关系这个基本主题。
8.
Discrete time/cost/quality trade-off problem for product development project
产品开发项目的离散时间/成本/质量平衡问题研究
9.
out of position
站错位,离开了基本位置
10.
A block away from the library I opened one of the books and read a title: A book of Prefaces.
距离图书馆一个街区了，我打开其中一本书，读一个标题：一本书的序言。
11.
To turn aside, especially from the main subject in writing or speaking; stray.
离开主题远离，特别是指脱离写作或演说主题；跑题
12.
come straight to the point
直入本题，开门见山
13.
the opening established the basic theme.
“开头确定了基本主题”。
14.
talking earnestly with his son; she started studying snakes in earnest; a play dealing seriously with the question of divorce.
认真地和儿子谈话；她开始认真地研究蛇这种动物；一个认真对待离婚问题的剧本。
15.
I know what you're saying, but that's beside the point.
我明白你说的话，但它脱离了本题。
16.
I understand by your remark that you intend leaving the firm.
听你所言，我明白你是想离开本公司。
17.
The east wind takes him up and he is gone; he is forced violently out of his place.
东风把他飘去，又刮他离开本处。
18.
They can't keep away from their regular work for long.
他们不能长期离开他们的本职工作。