内容正文:
Unit5单词讲义
hybrid
词性:名词、形容词
中文意思:杂种,混合物;混合的,杂合的
英文释义:n. a creature or plant resulting from the breeding of two different species; adj. made up of two or more different elements, types, etc.
词源:来自希腊语“huphēr”,意为“一起生长”。
例句:The farmer grew a field of hybrid corn.(农民种植了一片杂交玉米。)
固定搭配:hybrid technology(混合技术),hybrid car(混合动力汽车)
近义词:mixed, crossbreed, mongrel
shortage
词性:名词
中文意思:缺乏,不足
英文释义:n. an insufficient amount or quantity of something that is needed or used.
词源:来自中古英语“shorte”和“caunt”,意为“不足”和“数量”。
例句:There is a shortage of food in the area.(该地区食物短缺。)
固定搭配:shortage of resources(资源短缺),shortage of staff(员工短缺)
近义词:deficiency, scarcity, lack
tackle
词性:动词、名词
中文意思:处理,解决;用具,装备
英文释义:v. to deal with a problem or difficult situation; n. a piece of equipment used for a particular activity, especially one that involves physical strength.
词源:来自古英语“tacian”,意为“抓住”。
例句:We need to tackle this problem immediately.(我们需要立即解决这个问题。)
固定搭配:tackle a challenge(应对挑战),tackle box(工具箱)
近义词:address, deal with, handle
crisis
词性:名词
中文意思:危机,危急关头
英文释义:n. a time of great difficulty or danger, especially when there is a threat of war or other disaster.
词源:来自古希腊语“krisis”,意为“决定,判断”。
例句:The company is facing a financial crisis.(公司正面临财务危机。)
固定搭配:economic crisis(经济危机),crisis management(危机管理)
近义词:emergency, disaster, threat
boost
词性:动词、名词
中文意思:推动,促进;增加,提高
英文释义:v. to increase the value, level, or amount of something; n. an increase in value, level, or amount.
词源:来自中古英语“botsen”,意为“推动”。
例句:The new policy will boost the economy.(新政策将促进经济发展。)
固定搭配:boost morale(提高士气),boost sales(提高销售额)
近义词:increase, enhance, promote
yield
词性:动词、名词
中文意思:屈服,生产,产生
英文释义:to give way or submit; produce or provide (something)
词源:来自古英语gīdan,意为“屈服,让步”。
例句:The crops yielded a good harvest this year.(今年的庄稼收成很好。)
固定搭配:yield to屈服于,yield sth. to sb.把某物让给某人,yield an increase/decrease产量增加/减少
近义词:produce, generate, create
convince
词性:动词
中文意思:使相信,说服
英文释义:to make someone feel certain; persuade
词源:来自拉丁语convincere,意为“完全理解,确信”。
例句:I convinced him to come wi