常用

The articles "a" and "the" don't count in our alphabetization

一般来说，目录卡片往往省略一些特别常用的词和词组。

The proper English name for the breed is "German Shepherd Dog", but they are usually informally referred to as GSDs or simply German Shepherds, although Alsatian also is commonly used in the UK.

正确的英文名称的品种是"德国牧羊犬"，但它们通常是非正式地称为GSDs或只是德国牧羊犬，虽然阿尔萨斯也常用於英国。

As one of the most often used mountings, the altazimuth mounting satellite tracker has a blind area near the zenith because of the very high azimuth angular velocity, as a result, discontinuous observing data are caused. As for those fast flying satellites, this kind of blind area is very significant because it causes difficulties in precisely determining the satellites' orbits.

作为最常用的一种机架，采用地平式机架的人卫跟踪仪在观测天顶附近区域的目标时，由于方位转速过大而不能连续观测，存在一个固有的天顶盲区，特别是对飞行速度较快的近地卫星，这个盲区的影响是相当大的。

Secondly, due to the alterability of organic polymer, an instrument is built to measure the film parameters. The instrument utilizes the prism coupling method to measure the refractive index and thickness of the polymeric film.

设备可以对聚合物薄膜同时完成折射率和厚度的测量，具有一定的精度，速度快，可同时应用与各种常用通信波段下的参数测量。

The usual way to do this would be to use a rectifier—a device that converts alternating to direct current.

完成这步常用的方法是使用整流器—一种把交流电转换成直流电的器件。

A classical method for this problem is the alternating direction method.

其中一常用的方法是交替方向法。

Frequency is the number of complete cycles per unit of time of any periodically varying quantity, such as alternating voltage or current. It is usually expressed as Hertz or CPS.

频率频率是指周期性变化的事物在单位时间内完成的周期数，常用单位是赫兹或周期/秒。

You know about its therapeutic benefits and that it is often used to complement alternative medicine.

你知道它的好处，它是治疗性常用来补充替代医学。

Both of these herbs are widely used by alternative medicine practitioners and nutritionists in the 21st century.

这两种药都是常用的替代医学医生及营养师的二十一世纪。

In addition, we also prove that solutions for the Stokes problem, Dirichlet problem and Neumann problem are all particular cases of the satellite altimetry.

同时证明了常用的Stokes问题、Dirichlet问题、Neumann问题可以看成卫星测高问题的特殊情况。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。