关于lack of的一个翻译

lack是及物动词,后面可以直接加宾语,“他缺乏....的意识”可用“he lack an awareness of....”
“lack of”表示“缺乏”时用作名词，“他缺乏....的意识”可用“he has a lack of....awareness”

Stress and tiredness often result in a lack of vigilant awareness.

紧张和疲劳常使人缺乏警惕意识。