capable adj. having ability; able; competent
capacity n. ability to hold or contain sth
category n. class or group of things in a complete system of grouping
cease v. come or bring (sth) to an end; stop
challenge n. ~ (to do sth) invitation or call (to sb) to take part in a game, contest, fight etc to prove who is better, stronger, more able, etc
channel n. sunken bed of a river, stream or canal
chapter n. (usu numbered) division of a book
chart n. detailed map used to help navigation at sea, showing coasts, rocks, the depth of the sea, etc
chemical adj. of or relating to chemistry
circumstance n. condition or fact connected with an event or action
cite quote; commend
civil adj. of or relating to the citizens of a country
clarify v. (cause sth to) become clear or easier to understand
classic adj. having a high quality that is recognized and unquestioned; of lasting value and importance
clause n. group of words that includes a subject1(4a) and a verb, forming a sentence or part of a sentence
code n. (system of) words, letters, symbols, etc that represent others, used for secret messages or for presenting or recording information briefly
coherent adj. connected logically or consistent; easy to understand; clear
coincide v. ~ (of events) occur at the same time or occupy the same period of time as sth else
collapse v. fall down or in suddenly
colleague n. person with whom one works, esp in a profession or business
commence v. begin (sth); start
comment n. ~ written or spoken remark giving an opinion on, explaining or criticizing (an event, a person, a situation, etc)
文章来源于网络，如有侵权请联系我们，将会在第一时间处理
更多资讯可以关注微信公众号：IELTSIM。
[AD] 点击此处了解【雅思合集】【学习计划定制】【终生VIP服务】
