The subject first addressed zero-sum games, such that one person's gains exactly equal net losses of the other participant(s).

这一话题首先会讲解零和理论，即一个人的所得和其他参加者（们）的净亏损完全吻合。

youdao

It was I who first raised the subject of plastic surgery.

是我首先提起了整形手术这个话题。

《柯林斯英汉双解大词典》

"With the first subject, after about 20 hours of training, his digit span had risen from 7 to 20," Ericsson recalls.

“对于第一个实验对象，经过大约20小时的训练，他的数字跨度从7上升到20。”爱立信回忆道。

youdao

She says that this is the first building she has worked on that is related to the subject of China.

VOA: special.2009.05.06

Now the subject matter that he's chosen for this poem, for this so-called first poem, couldn't possibly be more appropriate.

现在他选这首诗的主题很重要，这所谓第一首诗可能不太恰当。

耶鲁公开课 - 弥尔顿课程节选

With this first poem treating the subject of the nativity of Christ, Milton is able implicitly to announce something like his own nativity as a poet.

因为它的主题是基督诞生，弥尔顿能够含蓄的宣告一些东西,比如他作为一个诗人从此诞生了。

耶鲁公开课 - 弥尔顿课程节选

We had a quick look at the economics of the academic publishing model back here, when the subject first came to prominence.

FORBES: The Coming Collapse of the Academic Publishing Model

The commission's report is due by July 26, but it may not be released at that time because it is subject first to a security review by the White House.

CNN: Attorneys general, CIA and FBI chiefs to testify

It is now impossible to talk sensibly about this subject without first grappling with Mr Kaplan.

ECONOMIST: American chief executives are not overpaid