正題的英文：
subject; thesis
參考例句：
His mind kept branching off into the contemplation of silly things.
他總不能專心於正題而儘想着愚蠢的事情。
The introduction should immediately engage attention, good will and respect, as well as lead to the subject matter.
引言應能立即吸引住聽衆的注意力，贏得他們的好感和尊重，同時有助於你進入正題。
The discussion is getting us nowhere, let's come down to brass tacks and make a practicable plan
這樣討論沒有什麼進展，讓我們直截了當地談正題，並制定一個切實可行的計劃。
I will preface what I am going to say with a few lines from Shakespeare.
進入正題之前，我先引用莎士比亞的幾句詩作爲開場白。
Consequently we digress momentarily in this section to review some well-known definitions and operations
因此在這一節裏，我們暫時離開正題，來複習一下一些熟知的定義及運算。
subject是什麼意思：
n. 主題；話題；學科；主語；國民
adj. 易遭受…的；服從的；受制於…的；統治下的
v. 使…隸屬；使屈從於；提供
optional subjects
選修科目
It is a mythical subject.
這是個虛構的`主題。
a survey of the situation, subject
對情況、 問題的概括論述
The tense used is decided by the subject.
所用的時態取決於主語。
To subject to the process of division.
除法依除法的過程而定
thesis是什麼意思：
n. 論文；論點，論題
This is exactly the thesis for trying studying.
這正是本論題試圖探討的問題。
This thesis deals with the physical operation of robots.
這篇論文論及機器人的機體操做。
Is the graduation thesis a requirement for postgraduate students?
研究生都必須撰寫畢業論文嗎？
There is no empirical evidence to support his thesis.
他的論文缺乏實驗證據的支持。
He argued his thesis well.
他把自己的論點闡述得很清楚。
