auxiliary
adjective uk/ɔːɡˈzɪl.i.ə.ri/ us/ɑːɡˈzɪl.i.er.i/
辅助的
giving help or support, especially to a more important person or thing
auxiliary staff/nurses 辅助人员／助理护士
Synonym: ancillary
auxiliary
noun uk/ɔːɡˈzɪl.i.ə.ri/ us/ɑːɡˈzɪl.i.er.i/
(PERSON)
[ C ]辅助人员
a person whose job is to give help or support to other workers
semi-skilled auxiliaries 半熟练的辅助工
[ C usually plural ]外国援军士兵，盟国援军士兵;雇佣兵
a soldier of one country who fights for another country
(VERB)
[ C ] (also auxiliary verb)助动词
a verb that gives grammatical information not given by the main verb of a sentence
In the sentence "she has finished her book", "has" is an auxiliary. 在句子she has finished her book中，has是助动词。