| 287 carcinogen
carbon-ated /'kaibaneitid;
NAmE 'ka:rb-/ adj. {technical 术语）（of a drink 饮料）containing small bubbles of CARBON
DIOXIDE 含二斌4k碳的 FIZZY
.carbon
'copy (also carbon) noun 1 a copy of a document, letter, etc. made
with carbon paper (文件、信
等的）复写本一see also cc 2 a person or thing that is very
similar to sb/sth else极相像的人；极类似的事：She is a carbon copy 〇/her sister.她跟她姐姐长得一模一样。
’carbon cycle noun [C, U] the processes by which carbon is
changed from one form to another within the environment, for example in plants
and when wood or oil is burned碳循环（指碳在自然环境中的形式变化
过程>
,carbon 'dating (also formal .radiocarbon dating) noun a method of calculating the age of very
old objects by measuring the amounts of different forms of carbon in them碳定年法（根据测定古物不同形态的碳含
量以计算年代）
.carbon
di'oxide noun [U] [symb COJ a gas breathed out by people and animals
from the lungs or produced by burning carbon
5氧化碳
car-bon-ic acid /kai.bomk
'aesid; NAmE ka:r,ba:mk/ /101//1 .[U] 化）a very weak acid that is formed
when carbon
dioxide is dissolved in water 碳酸
carboniferous
/.kaiba'nrfaras;
NAmE ,ka:rb-/ adj. (geo/ogy 地）1
producing or containing coal 产煤（或 炭）含煤（或炭）的 2 Carboniferous of the period in the earth’s
history when layers of coal were Formed underground 石炭纪的. car-bon-ize (erf also -ise) /'kaibenaiz; NAmE 'ka:rb-/ verb 1 [V，VN]
to become carbon, or to make sth
become carbon (使）碳化；（使）蠡化2 [VN] to cover sth with carbon 给…涂碳► car.bon.iza.tion，-isa.tion Aka:banai_zeijn; /SMmf 'ka:rb-/ A7〇wn
[U]
.carbon
mon'oxide noun [u] {symb CO) a poisonous gas formed when carbon burns partly but not completely.
It is produced when petrol/gas is burnt in car engines•—氧化碳
carbon paper noun thin paper with a dark substance
on one side, that is used between two sheets of paper for making copies of
written or typed documents :复
写纸_
,car
'boot sale noun
{BrE) an outdoor sale where people sell
things that they no longer want, using tables or the backs of their cars to put
the goods on
(于户外摆放在桌子上或车尾箱里的）旧货销售，旧货
市场
carbor-un-dum /.kaiba'rAndam; ,ka:rb-/ noun [U] 化)a very hard black solid substance,. used as an ABRASIVE金刚砂，碳化硅（用作研磨材料）
carboy /'kaiboi; NAmE 'kairboi/ noun a large round bottle, usually protected by
an outer frame of wood and used for storing and transporting dangerous liquids (通常外有木架保护，用于运输和贮藏腐蚀性等液
体的）大瓶，大罐 'car bra noun = bra(2)
car-bun-cle /'ka:bAi]kl;
NAmE 'ka:rb-/ noun 1 a large painful swelling under the skin 痈；疔 2 a bright red jewel, usually cut into a round shape 红榴石：红..宝
石；红玉
car-bur-et-tor
[BrE) {NAmE car-bur-etor) /.kaiba'reta^); NAmE 'kairbareitar/ noun the part of an engine, for example in a
car, where petrol/gas and air are mixed together汽化器，化油器（汽车发动机部件）
car-bur-ize
(BrE also -ise) /'kaibjaraiz; 'kaiba-; NAmE 'karrb-/ verb [VN] (technical to add carbon
to iron or steel in order to make the surface harder 给（铁、钢 等）渗碳（以增加表面硬度）
carcass {BrE also less frequent car-case) /'karkas; NAmE 'kairkas/ noun the dead body of an animal, especially of
a large one or of one that is ready for cutting up as meaf动物尸体；（尤指供食用的）畜体
carcino-gen
/ka:_smad3an;
NAmE karr's-/ noun a substance that can cause cancer 致癌物