至今

We know that light in inertial reference frame, and naturally to meet the speed of the sum theorem in classical mechanics (because so far we have not found exception to overthrow it is the inertial basis).

我们知道，光处在惯性系中，自然也就满足经典力学中速度相加定理（因为至今我们还没有找到推翻它是惯性系中特例的依据）。

We know that light in inertial reference frame, Naturally satisfy the sum theorem of classical mechanics in speed (since so far we have not found exception to overthrow it is inertial basis).

我们知道，光处在惯性系中，自然也就满足经典力学中速度相加定理（因为至今我们还没有找到推翻它是惯性系中特例的依据）。

On one hand, it eliminates the panic bank runs, so as to isolate the infectivity of bank crisis.

然而，从存款保险思想提出至今，关于它的争论就没有停止过。

Deep Web information retrieval is still a fresh field of study and has been paid more and more attention.

Deep Web信息获取至今仍然是一个新兴的研究领域，也受到越来越多研究人员的重视。

And while the border produced such outlaws so did it produce hunters Eke Boone, the Zanes, the McCollochs, and Wetzel, that strange, silent man whose deeds are still whispered in the country where he once roamed in his insatiate pursuit of savages and renegades, and who was purely a product of the times.

当西部边境冒出如此残暴的败类的同时，也随之而出现了'猎人'伊克。博莱，赞恩，摩纳科罗奇，韦特赛尔。韦特赛尔是一个奇特寡言的人，他的事迹至今还广泛流传在他曾经锲而不舍地追击野蛮人和白人败类的地方。

Now, the factory has been to nurture and shape a workforce forge ahead in unity and a pragmatic spirit, the pursuit of excellence, and sustainable innovative management team, combined with Japan, Taiwan's technology and design their own set at home and abroad to create new advantages of similar products Vertical, horizontal injection molding machine, the product suitable for all kinds of electronic components, electrical parts, computer parts, AC and DC power cord connector, auto parts, eyewear spare parts, medical parts, stationery, artificial silk flowers, electricity, wood zipper any need to insert objects into the molding operation.

发展至今，工厂已培育和塑造了一支团结奋进的员工队伍和一个务实进取、追求卓越、永续创新的管理团队，结合日本、台湾之技术并自行设计制造出集国内外同类产品优点的新型立式、卧式注塑成型机，该产品适合各式电子零件、电器零件、电脑零件、AC和DC接头电源线、汽车零件、眼镜零件、医疗零件、文具用品、人造丝花、电、木拉链等任何需要镶入物件的成型作业。

The city has changed insidiously, but the image that the photographers have fixed on their photos still inspire us this day.

城市已在不知不觉之中改变，但摄影师用镜头拍摄下来的照片至今仍在激励着我们。

Objective:To investigate the non-invasive inspirator positive pressure ventilation in the treatment of chronic obstructive pulmonary disease with type Ⅱ respiratory failure patients.

慢性阻塞性肺病（chronic obstructive pulmonary disease，COPD）是一组慢性气道阻塞性疾病，主要包括慢性支气管炎、肺气肿及部分哮喘，其发病机制至今尚不十分清楚。

The tale may be apocryphal , but its underlying moral has continuing instructiveness today .

这则故事也许有点难以置信，但其中蕴含的教育意义至今有用。

He introduced several notations used to this day, for instance the integral sign ∫ representing an elongated S, from the Latin word summa and the d used for differentials, from the Latin word differentia.

它引入了几个至今人在使用的符号，例如代表拉长S的积分符号∫，因为拉丁语summa的意思是"加和"，用d表示微分，因为拉丁语differentia的意思是"细分"。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。