not planned in advance 未计划(或筹划)的;意外的 an unplanned pregnancy 意外怀孕 The clinic provides advice on unplanned pregnancies. 诊所提供有关意外怀孕的咨询建议。 The violent incidents were isolated and usually unplanned. 暴力事件是孤立的,通常是无计划的。
Oxford Collocations DictionaryUnplanned is used with these nouns:- pregnancy