英语词汇“grief stem”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	grief stem
释义	grief stem noun : a tube or rod of square cross section fitted into a square hole in the rotary-drill table and forming the top section of the rotary-drill shaft in an oil well
随便看	assigned assigned risk assignee assigneeship assigner assignment assignment assignor assigt assimilability assimilable assimilate assimilation assimilation assimilationist assimilative assimilator assimilatory assiminea assiniboin assiniboine assis assise assisi assist

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