not helped by anyone or anything
无帮助的,独立的
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medically unassisted births .无医助分娩
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I could never find the place unassisted .我一个人不可能找到这地方。
 
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unassistedadj.无帮助的;独立的
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assistedvt.帮助;(assist的过去式和过去分词)