用法

This paper makes an exploratory study of some negative structures in English by analyzing related logical meaning, implied meaning, rhetorical meaning, collocative meaning and distribution of negation marks.

英语中否定的用法灵活多变，对于中国学生来讲，是个难题。有时学生在学了多年英语后，仍对一些微妙的否定结构捉摸不定，难以理解。

Somewhat confusingly, but in line with common usage, the term "second language acquisition" will be used for this purpose.

尽管有点令人混淆，但为了与普遍的用法保持一致，我们使用二语习得这一术语来满足这一需要。

Whereas the free-standing and transition-marking RTs signal topic disalignment, the conversational moves of statement and question attached to these two RTs are also frequently associated with a negative prosody.

虽上述功能的语境类似，总体而言，「是哦」语气较「哦」缓和而礼貌。另外，除了第二、三类的用法表示谈话者有意结束进行中的话题之外，第一、四类的语境也时常暗示谈话者对话题的负面态度。

Eellike aquatic North American salamander with small forelimbs and no hind limbs; have permanent external gills

简介：沪江小D提供sirens是什么意思及相关音标与发音、含义用法、参考例句等信息。

This paper introduces a new method for gold prospecting——the joint application of foamed plastics absorption and electroextraction.

本文介绍了一种新的找金方法——泡塑-地电联用法。该联用法将泡沫塑料吸附和地电化学离子提取等两种找金方法融为一体。

The other was not exerting outside electric field and not adding redox reagents to control electropotential.

原生电位浮选工艺有两个要点：一是主要调节和控制包括矿浆pH值、捕收剂种类、用量及用法、浮选时间以及浮选流程结构等在内的传统浮选操作参数，二是不采用外加电极、不使用氧化—还原药剂调控电位，这两点为该工艺在现有浮选体系中实际应用及推广创造了条件。

But far more important than the preceding "official" uses of the concept of art is the role the concept plays in our personal, ongoing commerce with artworks, since how we respond to an object - interpretively, appreciatively, emotively, and evaluatively - depends decisively upon whether or not we categorize it as an artwork.

但是，比此前对艺术概念的那些&官方&用法更重要得多的，是这个概念在我们个人与艺术品不断打交道过程中的作用，因为我们如何对一个物件起反应（解释、欣赏、动感情、评价）决定性地依赖于我们是否把这个物件在范畴上算作一个艺术品。

To bring disaster or misfortune upon; to strike with calamity; to ruin, afflict, injure seriously, endamage.

而disaster 一词作动词用法产生之初，according to OED，竟然是来自对法语的误读。

Has been made in civility, that tribes are ever found joined in a political union. Such union indicates a state of friendliness between the tribes, brought about by common action for common objects. And should inter-tribal marriages come to be permitted among endogamous tribes, they could from the first be carried through by friendly negotiation. On the other hand, the degree of political union presupposed to explain the intermarriages must be such as to exclude the idea of the members of any tribe resorting to violence to obtain wives from any other.

更确定的是，它们再也不能形成这样一种结婚和抢劫行为之间的联系，而抢劫行为将导致他们在婚礼中采用劫略的象征；相反，我们应该期待发现他们将为了尊重部落内结婚情况（case of marriages within the tribe）中上古用法，用这种曾作为他们中间部落成员间结婚（marriages between members of the tribe）的仪式庆祝他们的甚至是部落间的结婚，——尽管真正是通过买卖实现的。

Although 'till is now nonstandard,'til is sometimes used in this way and is considered acceptable, though it is etymologically incorrect.

尽管'till 现在不是标准的用法，即使从词源学角度讲它是不正确的，'til 有时还这样使用，而且被认为是可以接受的 FROM金山词霸

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐