buttoned-down
adjective [ before noun ] US uk/ˌbʌt.əndˈdaʊn/ us/ˌbʌt̬.əndˈdaʊn/ (also button-down)
保守的，守旧的;缺乏创造力的
formal and old-fashioned or boring
a buttoned-down accountant/lawyer 做事一板一眼的会计／律师
How well will Landman's laid-back attitude merge with the more button-down style at Hughes Electronics Corp.? 兰德曼先生懒散的态度与休斯电子公司较中规中矩的工作作风会磨合得怎么样？