英语词汇“beneficial element”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	beneficial element
释义	beneficial element 有益元素
随便看	needle roller bearing cage needle roller bearing without inner ring needle roller bearing with variation needle roller bearing with variation in needle roller beating needle rollers needle rollers bearing needle roller thrust bearing needle roller with ball end needle roller with cave end needle rolling bearing needle rooler needle root needlers needle-run needle run lace needle rush needle rushes needle rust needle rust of spruce needles Needles and Pins Needles are used for sewing needle sb about needle scaffold