( bases/ˈbeɪsiːz/) [] the reason why people take a particular action原因；缘由◆They employed him on the basis of his experience rather than his qualifications.他们雇用他是因为他的经验而不是他的资格。 [] the way things are done, organized or arranged方式；准则◆He was only employed on a temporary basis.他只是临时受雇的。◆Decisions are made on a case-by-case basis (= considering each situation separately).决定是按个案逐一考虑而作出的。 [, ; ]the important facts, ideas or events that support sth and that it can develop from基础；根据；基点◆Marketing strategy is likely to form the basis for discussions at next month's conference.营销策略可能成为下月会议讨论时的基础。 [] the number that is used to calculate sth from基数◆On a three-year accounting basis, losses were €1.5 bn for the year.按照三年的会计基数，本年度亏损 15 亿欧元。➡ idiom at contingency accruals basis cash basis