unit 4 单词讲义 gene (名词) 中文意思：基因 英文释义：a unit of heredity passed from parents to offspring 词源：来自希腊语的 "genos"，意为 "出生" 或 "起源" 例句：The scientists have identified a gene that causes the disease. 固定搭配：genetic code, genetic engineering, genetic disorder 近义词：allele, locus, genotype delete (动词) 中文意思：删除 英文释义：to remove or eliminate something completely 词源：来自拉丁语的 "deletus"，意为 "被删除的" 例句：I accidentally deleted my important file. 固定搭配：delete button, delete key, delete operation 近义词：erase, remove, eliminate disabled (形容词) 中文意思：残疾的，有缺陷的 英文释义：unable to use one's body properly because of illness or injury 词源：来自英语的 "disable"，意为 "使无能" 例句：He is disabled and uses a wheelchair to get around. 固定搭配：disabled access, disabled parking, disabled person 近义词：handicapped, impaired, incapacitated dismiss (动词) 中文意思：解雇，开除；不接受，驳回 英文释义：to officially tell someone they no longer have a job; to refuse to consider or accept something 词源：来自拉丁语的 "dismissus"，意为 "被解雇的" 例句：The boss dismissed him for being late again. 固定搭配：dismissal notice, dismissal hearing, dismissal letter 近义词：fire, expel, reject gender (名词) 中文意思：性别，性 英文释义：the classification of people as male or female 词源：来自拉丁语的 "genus"，意为 "种类" 或 "类型" 例句：Gender equality is an important issue in our society. 固定搭配：gender discrimination, gender roles, gender identity 近义词：sex, sexuality, masculinity/femininity racial 词性：形容词 中文意思：种族的，人种的 英文释义：relating to or characteristic of a particular race 词源：来自拉丁语"racialis"，意为"属于同一种族的" 例句：Racial discrimination is against the law in many countries. 固定搭配：racial profiling（种族定性） 近义词：ethnic, tribal discrimination 词性：名词 中文意思：歧视，区别对待 英文释义：the unjust or prejudiced treatment of different categories of people or things regarded as unequal 词源：来自拉丁语"discriminare"，意为"区分，辨别" 例句：Discrimination based on race, gender, or sexual orientation is wrong. 固定搭配：discrimination against（对...的歧视） 近义词：prejudice, bias evolution 词性：名词 中文意思：进化，演变 英文释义：the process by which different forms of life develop over a long period of time 词源：来自拉丁语"evolutio"，意为"发展，进展" 例句：The theory of evolution explains how species change over time. 固定搭配：evolutionary biology（进化生物学） 近义词：development, progress discipline 词性：名词/动词 中文意思：纪律，学科 英文释义：n. a branch of knowledge or teaching; sth that one has to learn or follow; sth that trains character n. v. to train or educate someone to behave well and follow rules 词源：来自拉丁语"disciplina"，意为"训练，教育" 例句：He needs to learn discipline if he wants to succeed.（他如果想成功，就需要学习纪律。） 固定搭配：self-discipline（自我纪律） 近义词：training, education, rule, regulation biology 词性：名词 中文意思 ... ...
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