according to 是英语中常用的介词短语，核心含义为“根据、按照”，用于引出信息来源或判断依据，如他人观点、数据记录、规则标准等。其发音为：英 /əˈkɔːdɪŋ tə/，美 /əˈkɔːrdɪŋ tə/ 。使用时需注意三点关键规则：一是通常后接第三人称信息源，不能直接接第一人称代词（如 me/us）或表示个人观点的词（如 opinion/view）；二是作为介词，其后原则上接名词或代词，若接完整句子需用 according as，但由 what/how 等疑问词引导的从句除外；三是可灵活用于句首、句中或句尾，体现信息的依据性 。
表示“根据某来源”
用于引用他人陈述、文件记录、权威信息等，如：
According to Mick, it's a great movie.（据米克说，这是部很棒的电影）
Prices vary according to the quantity ordered.（价格随订购数量变化）
表示“按照某标准”
依据规则、计划、条件等进行描述，常见搭配 according to plan（按计划）：
Everything went according to plan.（一切按计划进行）
They played the game according to the rules.（他们依规则比赛）
常见谚语与固定表达
cut one's coat according to one's cloth（量体裁衣，量力而行）
Answer a fool according to his folly.（以其人之道还治其人之身）
据天气预报，明天有雨。
According to the weather forecast, it will rain tomorrow.
薪金将依资历和经验而定。
The salary will be fixed according to qualifications and experience.
当地风传，他和父亲已多年未联系。
He and his father, according to local gossip, haven't been in touch for years.
若一切按计划进行，首场音乐会将在周二晚上举行。
If all goes according to plan, the first concert will be Tuesday evening.
根据记录，你已缺席六次。
You've been absent six times according to our records.
船夫选择的路线随水位变化。
The route that the boatmen choose varies according to the water level.
他们必须根据律师的意见自行决定。
They must take their own decision according to their own legal advice.
据古代传说，这条河是位女神。
According to ancient legend, the river is a goddess.
每个人将根据能力获得报酬。
Each man will be paid according to his ability.
居住地不同，税额也各不相同。
The amount of tax people pay varies according to where they live.