I'm doing some research on the subject.

我正就这一课题进行研究。

She's a recognized authority on the subject.

她在这个学科上被公认为权威。

Her poems often deal with the subject of death.

她的诗经常涉及死亡这一主题。

He's giving a broad-brush approach to the subject.

他正在对这一学科进行概述。

Innumerable books have been written on the subject.

已经有无数书籍写过这个主题。

There's been any amount of research into the subject.

对这个课题已进行了大量研究。

She and Chantal must have exhausted the subject of clothes.

她和钱特尔肯定说尽了服装这个主题。

The subject came up at work.

这一话题在工作时被提及。

She hastily changed the subject.

她匆匆换了个话题。

The subject was ruled off-limits.

规定禁止谈论这个话题。

We're getting right off the subject.

我们完全离题了。

Point taken. Let's drop the subject.

好吧。咱们就抛开这个话题吧。

She spoke eloquently on the subject.

她讲起这个题目来滔滔不绝。

The subject came up in conversation.

谈话中提到了这个话题。

I think we'd better drop the subject.

我认为我们最好不要再谈这个话题。

Everyone had an opinion on the subject.

大家对这个问题都有自己的看法。

His views on the subject were well known.

他对这个问题的看法众所周知。

I'm glad you raised the subject of money.

我很高兴你提到了钱。

He's completely inflexible on the subject.

他在这个问题上寸步不让。

We got on to the subject of relationships.

我们开始谈论起男女关系这个话题。

I have nothing more to say on the subject.

关于这个问题，我再没有要说的了。

The subject is still a taboo in our family.

这个话题在我们家里仍然讳莫如深。

How did we get onto the subject of marriage?

我们怎么谈到婚姻问题上了？

Please can we get off the subject of dieting?

我们别再谈论节食这个话题行吗？

I feel unqualified to comment on the subject.

我觉得没有资格对此事发表意见。

He considers himself an expert on the subject.

他认为自己是这门学科的专家。

I'd like to hear your thoughts on the subject.

我想听听你对这个问题的看法。

Not very subtly, he raised the subject of money.

他没有拐弯抹角，直接提出了钱的问题。

Nelson Mandela is the subject of a new biography.

纳尔逊•曼德拉是一本新传记的传主。

He forbade them from mentioning the subject again.

他不准他们再提到这个问题。