基本解釋三層環(huán)同根派生 shellring相關(guān)詞英漢例句The Principle and Method of How to use the Rollertrio Coiling Machine Make the Truncated Cone Shellring 利用三輥滾板機(jī)卷制圓錐臺筒節(jié)的原理和方法shellring更多例句