1
Something is true according to a particular person, book, or other source of information 表明此信息来源于某人、某本书或其他渠道。
用在附加状语里：
- According to Cooke, the amount of pesticides used by farmers could be reduced 1,000 times.
- 据库克说，农夫使用的杀虫剂量可降低一千倍。
- According to a recent American study, there has been no increase in the incidence of severe mental illness over the last 100 years.
- 据一项美国最近的研究，在过去一百年中严重精神病例未有增加。
2
Something is done According to a particular set of principles 遵循一系列原则做某事。
用在附加状语里：
- Computers are created by humans according to sets of rules.
- 电脑是人类根据几套规则程式创造的。
- You should care for your car and have it serviced according to the manufacturer's instructions.
- 你该爱护你的汽车，并按照厂商的说明书加以维护保养。
3
To vary according to a changing or variable factor 某事物受某一变化中的因素或可变因素影响而变化。
用在附加状语里：
- Timber yields vary according to the type of tree and the location and soil quality.
- 木材产量按树木的种类、生长位置及土质而变化。
4
To go according to plan or according to schedule 某事按原先的意图或计划发生或取得进展。
用在附加状语里：
- But things do not always proceed according to plan.
- 但事情并不总是按照计划进行。
- Everything went according to schedule.
- 一切都按预定计划进行。
