学术论文由于其严谨、客观、准确的语言特点，许多表达比较固定和类似，本文列出了在大部分学科中被普遍接受的常用英文短语，可以在论文的特定表达时使用这些短语。这将有助于使用地道语言描述研究发现。

单看短语和句式的确是不完整的，但结合自己的内容就能写出灵活丰富的表达，所以这些短语也是供大家参考，并不是说学术论文就必须要这样写，希望这些短语对于大家在选词、表达上有所帮助。

注：斜线间隔符是把同义的动词、副词、固定短语等隔开，所以大家使用的时候可以灵活选取，文中每一条并不是连起来的一整个句子。

一、说明所选主题的重要性

X is the main / leading / primary / major cause of ..

Xs are a common / useful / critical part of…

Xs are among the most widely used / commonly discussed / well-known / well-documented / widespread / commonly investigated types of …

X is recognized as being / believed to be / widely considered to be the most important …

It is well known / generally accepted / common knowledge that X is …

X is increasingly becoming / set to become a vital factor in …

Xs are undergoing a revolution / generating considerable interest in terms of …

Xs are attracting considerable / increasing / widespread interest due to …

二、概述前人所做过的研究（文献综述）

Last century X was considered to be / viewed as / seen as the most …

Initial / Preliminary / The first studies of X considered it to be...

Traditionally X / In the history of X, the focus has always been …

Scientists / Researchers / Experts have always seen X as …

Until now / For many years / Since 1993 Xs have been considered as …

X has received much attention in the last two years / in the past decade / over the last two decades …

For the past five years / Since 2011 there has been a rapid rise in the use of Xs

The last two years have witnessed / seen a huge growth in X …

The past decade / last year has seen a renewed importance in X …

Recent developments in / findings regarding X have led to …

X has become a central / an important / a critical issue in …

三、展望未来

The next decade is likely to see / witness a considerable rise in X

In the next few years X will become / is likely to have become

Within the next few years, X is set / destined / likely to become an important component in …

By 2025 / Within the next ten years, X will have become …

X will soon / shortly / rapidly / inevitably be an issue that …

四、指出知识上的空缺和局限

Few researchers have addressed the problem / issue / question of …

Previous work has only focused on / been limited to / failed to address …

The central / core problem of

A challenging / An intriguing / An important / A neglected area in the field of...

The characteristics of X are not well understood / are misunderstood / have not been dealt with in depth.

It is not yet known / has not yet been established whether X can do Y. X is still poorly / not widely understood.

Techniques to solve X are computationally demanding / subject to high overheads / time consuming / impractical / frequently unfeasible.

A major defect / difficulty / drawback / disadvantage / flaw of X is …

One of the main issues in our knowledge of / what we know about X is a lack of …

This particular / specific area of X has been overlooked / has been neglected / remains unclear …

Despite this interest, no one to the best of our knowledge / as far as we know has studied …

Although this approach is interesting, it suffers from / fails to take into account / does not allow for…

However, there is still a need for / has been little discussion on …

Moreover, other solutions / research programs / approaches have failed to provide...

There is still some / much / considerable controversy surrounding …

Concerns have arisen / been raised which question / call into question the validity of …

In the light of recent events in x, there is now some / much / considerable concern about …

五、论述论文目标和贡献

In this report / paper / review / study we …

This paper outlines / proposes / describes / presents a new approach to …

This paper examines / seeks to address / focuses on / discusses / investigates how to solve …

This paper is an overview of / a review of / a report on / a preliminary attempt to ...

The present paper aims to validate / call into question / refute Peng’s findings regarding …

X is presented / described / analyzed / computed / investigated / examined / introduced / discussed in order to …

The aim of our work / research / study / analysis was to further / extend / widen / broaden current knowledge of …

The aim of this study is to study / evaluate / validate / determine / examine / analyze / calculate / estimate / formulate …

This paper calls into question / takes a new look at / re-examines / revisits / sheds new light on …

We undertook this study / initiated this research / developed this methodology to...

We believe that we have found / developed / discovered / designed an innovative solution to …

We describe / present / consider / analyze a novel / simple / radical / interesting solution for …

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