spadeworkerWiktionary 原文英美构词拆解spadeworkspadework词干er-er后缀-er(added to verbs) A person or thing that does an action indicated by the root verb; used to form an agent noun. · (added to verbs, informal) A person or thing to which the root verb is done or can be done satisfactorily.也可拆解为spadespade词干workerworker词干词源说明From spadework + -er or spade + worker.释义名词noun1One who does spadework, now especially in the figurative sense of preparatory work.