| 释义 |
ˌcopper-ˈbottomed adjective able to be depended on 完全可靠的，稳妥保险的 a copper-bottomed guarantee 可靠的保证Examples from the Corpuscopper-bottomed• This was not only copper-bottomed security, it was a chance to play with the big numbers and see what happened.From Longman Business Dictionarycopper-bottomedˌcopper-ˈbottomed adjective completely safe to buy, invest in, or have confidence inState pensions are supposed to have a copper-bottomed guarantee.ˌcopper-ˈbottomed adjectiveChineseSyllable able on be Business to Corpus depended |