[] the activity of learning 学习；研究◆Economics is the study of how we use limited resources to provide people with what they need and want. 经济学是研究如何利用有限的资源为人们提供所需物品的学科。
[] a piece of research 研究◆We are conducting a study of how people use our products. 我们正在进行关於人们如何使用我们产品的研究。◆a market study produced by a well-known firm of market researchers 由一家着名的市场调研公司进行的市场研究⨁to carry out / conduct / do / make / undertake a study 开展／实施／进行／从事一项研究
studies [] a particular person's learning activities （个人的）学习，功课◆I worked for a year before continuing my studies. 我工作了一年之後继续学习。⨁to complete / continue / pursue your studies 完成／继续／致力於你的学业
studies [] used in the names of some academic subjects （用於某些学科名称）学，研究◆I did Business Studies at university. 我大学里学的是商学。⨁to do / major in / specialize in …studies 进行／专门从事…的研究
[] the act of considering or examining sth in detail 仔细检查；细致考虑◆The proposal deserves careful study. 这一提案值得认真研究。
case study feasibility study time-and-motion study tracking study work study