电信专业英英词典A-1

 

　　Abort¹ - To stop doing something. Particularly, to exit a software program or stop receiving or sending a message.

　　Access - (1) (verb) to get use of something, or (2) (noun) refers to a particular level or security clearance² of use of something (i.e., one's "access" to the mainframe).

　　Account - A term that refers to information that a particular telecom system has about you, and typically refers to an ID number or your personal information.

　　ACK - A character transmitted by a receiver that acknowledges that some particular reception took place.

　　Acoustic³ Coupler - This is an acoustic modem⁴ that transfers data over phone lines by tones and sounds instead of electronically. Old-fashion handsets fit into a the modem to transmit information.

　　Acoustic Modem - This is simply a modem that uses an acoustic coupler.

　　Adaptive Dialing - A modem will try dialing with tones initially⁵ and will then dial in pulse if necessary (i.e., if tone dialing is ignored).

　　ADC - This stands for Analog-to-Digital Conversion⁶.

　　ADSL - This stands for Asymmetrical⁷ Digital Subscriber⁸ Line and is the typical DSL service that connects customers to the internet. Preexisting channels in telephone lines are used to transmit data to and from the net.

　　Alias⁹ - This is an assumed name with which bulletin board users may post messages.

　　Altitude - the distance an object appears to be above the horizon. This angle is measured up from the closest point on the horizon.

　　Ampersand - The character "&", which usually is written to signify "and".

　　Amplitude¹⁰ Modulation¹¹ (AM) - The signal carries the desired information content by varying the amplitude or height of the carrier wave.

　　Amplifier - A device that is used to boost the strength or intensity¹² of an electronic signal.

1 abort   

v.使流产，堕胎；中止；中止(工作、计划等)

参考例句：

• The captain instructed them to abort the mission.上尉指示他们中止执行任务。
• With this button the user can abort the audio sequence.用户可以用该按钮终止音频序列。

2 clearance   

n.净空；许可(证)；清算；清除，清理

参考例句：

• There was a clearance of only ten centimetres between the two walls.两堵墙之间只有十厘米的空隙。
• The ship sailed as soon as it got clearance. 那艘船一办好离港手续立刻启航了。

3 acoustic   

adj.听觉的，声音的；(乐器)原声的

参考例句：

• The hall has a fine acoustic.这个大厅的传音效果很好。
• Animals use a whole rang of acoustic, visual,and chemical signals in their systems of communication.动物利用各种各样的听觉、视觉和化学信号来进行交流。

4 modem   

n.调制解调器

参考例句：

• Does your computer have a modem?你的电脑有调制解调器吗？
• Provides a connection to your computer via a modem.通过调制解调器连接到计算机上。

5 initially   

adv.最初，开始

参考例句：

• The ban was initially opposed by the US.这一禁令首先遭到美国的反对。
• Feathers initially developed from insect scales.羽毛最初由昆虫的翅瓣演化而来。

6 conversion   

n.转化，转换，转变

参考例句：

• He underwent quite a conversion.他彻底变了。
• Waste conversion is a part of the production process.废物处理是生产过程的一个组成部分。

7 asymmetrical   

adj.不均匀的，不对称的

参考例句：

• Most people's faces are asymmetrical.多数人的脸并不对称。
• Folds may be gentle and symmetrical,or sharp and asymmetrical.褶皱可以是平缓而对称的，也可以是陡峭而非对称的。

8 subscriber   

n.用户，订户；（慈善机关等的）定期捐款者；预约者；签署者

参考例句：

• The subscriber to a government loan has got higher interest than savings. 公债认购者获得高于储蓄的利息。 来自辞典例句
• Who is the subscriber of that motto? 谁是那条座右铭的签字者？ 来自辞典例句

9 alias   

n.化名；别名；adv.又名

参考例句：

• His real name was Johnson,but he often went by the alias of Smith.他的真名是约翰逊，但是他常常用化名史密斯。
• You can replace this automatically generated alias with a more meaningful one.可用更有意义的名称替换这一自动生成的别名。

10 amplitude   

n.广大；充足；振幅

参考例句：

• The amplitude of the vibration determines the loudness of the sound.振动幅度的大小决定声音的大小。
• The amplitude at the driven end is fixed by the driving mechanism.由于驱动机构的作用,使驱动端的振幅保持不变。

11 modulation   

n.调制

参考例句：

• The soft modulation of her voice soothed the infant. 她柔和的声调使婴儿安静了。
• Frequency modulation does not allow static to creep in. 频率调制不允许静电干扰混入。

12 intensity   

n.强烈，剧烈；强度；烈度

参考例句：

• I didn't realize the intensity of people's feelings on this issue.我没有意识到这一问题能引起群情激奋。
• The strike is growing in intensity.罢工日益加剧。