义务工作者

1.
volunteer
九年级上册英语单词表 - 已解决 - 搜搜问问 ... by the way 顺便说△ volunteer 义务工作者;志愿者 bell 铃;钟;钟(铃)声,钟 …
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Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard