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cd    音标拼音: [s'id'i]
n. 光碟的简称
n. 改变当前DOS目录 ; 载波检测,( carrier detect
的缩写)

光碟的简称;改变当前DOS目录;载波检测 ( carrier detect 的缩写)

cd
adj 1: being one hundred more than three hundred [synonym: {four
hundred}, {400}, {cd}]
n 1: a soft bluish-white ductile malleable toxic bivalent
metallic element; occurs in association with zinc ores
[synonym: {cadmium}, {Cd}, {atomic number 48}]
2: the basic unit of luminous intensity adopted under the
Systeme International d'Unites; equal to 1/60 of the luminous
intensity per square centimeter of a black body radiating at
the temperature of 2,046 degrees Kelvin [synonym: {candle},
{candela}, {cd}, {standard candle}]
3: a debt instrument issued by a bank; usually pays interest
[synonym: {certificate of deposit}, {CD}]
4: a digitally encoded recording on an optical disk that is
smaller than a phonograph record; played back by a laser
[synonym: {compact disk}, {compact disc}, {CD}]

compact disk player \com"pact disk` play"er\(k[o^]m"p[a^]kt
d[i^]sk` pl[=a]"[~e]r), n.
an electronic device containing a laser, used to read or play
back the data on a compact disk. The term is usually used for
the type of device used to play music recordings. That used
for data storgage n coputer applications is usually called a
{CD drive}. Called also {CD player} and informally, {CD}.

Syn: CD player.
[PJC]


Cd \Cd\ n.
1. the chemical suymbol for {cadmium}, a metallic element of
atomic number 48.

Syn: cadmium.
[WordNet 1.5]

2. the abbreviation for the {candela}, the basic unit of
luminous intensity adopted under the System International
d'Unites. [abbr.]

Syn: candle, candela, standard candle.
[WordNet 1.5]


CD \CD\ n.
1. an acronym for {compact disk}, a disk-shaped recording of
binary data that is smaller than a phonograph record, and
is recorded and played back by a {compact disk player}, an
electronic device containing a laser. The term is also
used generically to refer to the medium as a data storage
medium.

Syn: compact disc, compact disk.
[WordNet 1.5 PJC]

2. a {compact disk player}. [informal]
[PJC]

3. an acronym for {certificate of deposit}, a debt instrument
issued by a bank for a fixed time period, usually paying
interest.

Syn: certificate of deposit.
[WordNet 1.5]



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  • Compact disc - Wikipedia
    The compact disc (CD) is a digital optical disc data storage format co-developed by Philips and Sony to store and play digital audio recordings It employs the Compact Disc Digital Audio (CD-DA) standard and is capable of holding uncompressed stereo audio
  • Compact disc (CD) | Definition Facts | Britannica
    compact disc (CD), a molded plastic disc containing digital data that is scanned by a laser beam for the reproduction of recorded sound and other information Since its commercial introduction in 1982, the audio CD has almost completely replaced the phonograph disc (or record) for high-fidelity recorded music
  • Best CD rates of November 2026 (Up to 5. 00%) - Bankrate
    Opening a certificate of deposit (CD) allows you to lock in an attractive fixed rate and earn higher returns compared to traditional savings accounts, while providing guaranteed growth for a set
  • CD Definition - What is a CD (Compact Disc)? - TechTerms. com
    Stands for " Compact Disc " A CD is a type of optical media for storing digital audio and data CDs are circular discs, 120 mm (4 7 in) in diameter and 1 2 mm (0 047 in) thick
  • What Is a Compact Disc? - Computer Hope
    Abbreviated as CD, a Compact Disc is a flat, round optical storage medium invented by James Russell The first CD was created at a Philips factory in Germany on August 17, 1982 The picture shows the bottom of a standard compact disc and is the side the disc player reads
  • Compact Disc Digital Audio - Wikipedia
    CDDA utilizes pulse-code modulation (PCM) and uses a 44,100 Hz sampling frequency and 16-bit resolution, and was originally specified to store up to 74 minutes of stereo audio per disc The first commercially available audio CD player, the Sony CDP-101, was released in October 1982 in Japan
  • Compact disc - Simple English Wikipedia, the free encyclopedia
    CDs replaced floppy disks and gramophone records because they were faster and could hold more information The CD was invented by both Philips and Sony at the same time Sony and Philips did work together to create a standard format and the technology to read a CD in 1982 (JP) and 1983 (outside JP)
  • When Were CDs Invented, and How Do They Work? | HowStuffWorks
    CDs and DVDs seem like they've been around forever Whether they are used to hold music, data, or computer software, they have become the standard medium for distributing large quantities of information in a reliable, physical package But when were CDs invented, and how do they actually work?
  • CD Definition Meaning - Merriam-Webster
    What does the abbreviation CD stand for? Meaning: candela
  • CD Shop | CDs, Music CD, Albums and Singles for Sale | HMV Store
    Explore the extensive selection of CDs available at hmv We know there's still something special about physical albums for passionate music fans – nothing compares to having the work of your favourite artists in hand So shop your favourites here and build your CD collection with new finds





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