authorized construction核定: check and ratify; appraise a ...结构: structure; composition; cons ...假定结构, 断定结构: posit structure不定结构: indeterminate structure不稳定结构: unstable structure下载手机词典可随时随地查词查翻译关注微信公众号:chachacidian,回复:核定结构,即可在微信中查询翻译