“疏于照料”常见的英文表达有 "neglect in caregiving" 或 "neglect of care"，也可根据具体语境选用以下表达：
1、 "neglect"（名词/动词，直接表示疏忽、未尽职责）
例句：The child suffered from neglect due to the parents' absence.（因父母缺席，孩子遭受了疏于照料。）
2、 "lack of proper care"（强调缺乏适当照料）
例句：The elderly resident showed signs of malnutrition due to a lack of proper care.（老人因缺乏适当照料而出现营养不良迹象。）
3、 "inadequate care"（照料不足）
例句：The plant died from inadequate care.（这株植物因照料不足而枯死。）
4、 "fail to provide adequate care"（未能提供足够照料，动词短语）
例句：They were accused of failing to provide adequate care for their pets.（他们被指控未能为宠物提供足够照料。）
选择建议：若需简洁表达，直接用 "neglect"（名词形式）。
若需强调“照料”行为，可用 "lack of proper care" 或 "inadequate care"。
若需突出责任方未履行义务，可用 "fail to provide adequate care"。