常用

Three clefs are in common use, the treble or G clef, the bass or F clef and the C clef that may be on any line, but is most often used as an alto clef on the middle line of the staff, or as a tenor clef on the second line from the top.

常用的有三种谱号，高音谱号，低音谱号和C谱号，这三种谱号可以出现在任一线上，但最常见的是，中音谱号位于五线谱中加的那条线，高音谱号位于上数第二条线。

But chemical mordants such as alum are popular today.

但是现在我们更常用的是像明矾这样的化学制剂。

I am only too glad to see you .

也是一种常用的表示方法

It must depend on external database. Without the database, one-dimensional bar codes can not have meanings. Two-dimensional bar codes overcome this weakness, it can encode a large ament of information in a small area, is a full data file.

目前常用的是一维条码，但一维条码最大的弱点就是表征的信息量是有限的，需要依赖外部数据库支持，离开这个数据库条码本身就没有意义了。

American Express,Visa and Master card are commonly used credit cards.

美国Express，Visa和Master卡是最常用的信用卡。

2 The American Standard Code for Information Interchange is the most popular encoding system.

现今最常用的编码是系统是(美国信息交换标准码)。

The most common coding system nowadays use is American Standard Code for Information Interchange.

现今最常用的编码系统是美国信息交换标准码。

American Standard Code for Information Interchange. It's the most popular coding method used by small computers for converting letters, numbers, punctuation and control codes into digital form.

美国信息交换标准码，小型计算机最常用的编码方法，用于将字母、数字、标点符号以及控制码转换成数字形式。

The relatively small steam boiler is in a way also an advantage. Since the Techno's hot water tap draws water from the steam boiler, the water is refreshed more often - especially if you're using the hot water tap for surfing, and heating the cups. Good news for those who enjoy americano's.Of course, the hot water can also be used for making one, or two cups of tea.

这个相对较小的蒸汽锅炉，以另一个角度来看其实正好是Techno的优点，因为它的热水孔是由蒸汽锅炉提供热水，所以锅炉内的水可以常保新鲜，常用热水来暖机机、温杯，进水的频率就增加，水也就较新鲜。

There are certain popular types of cards like the Amex card for small businesses which have its own range of benefits and incentives.

有一些常用的卡一样，美国运通卡，为小企业在这方面有自己的一系列补助和奖励办法。

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。