several tens of years meaning in English

几十年

The pitiful buddhist monk suddenly worried : if what i said won ' t come true at that time , does it spot my reputation elaborated several tens of years
可怜的禅师不由得担心起来：到了那个可怕的时刻，卦底若是出现些许差错，岂不坏了几十年苦心经营的名声？
With several tens of years experience in building and repairing varieties of steel ships , the company has strong ability and good basis for building ships . at present it may undertake to design and build ocean - going vessels less than 10 . 000 dwt and various large - size steel constructions . during the last ten years or so , the company devoted itself to reform and opening , and became xinhua shipbuilding co . , ltd after restructuring in 1994 . with the structural reform deepened . it became sino - for - eign contractual joint venture in apr 2003 , named
，成立于1955年，是江苏省骨干造船企业之一，积累数十年修造各类钢质船舶的经验，现具有较强的造船基础和实力，具备设计建造10000吨级各类远洋船舶以及各类大型钢构件工程的生产能力。近十多年来，企业积极投身改革开放，并于1994年改制成为南京新华船舶股份有限公司。