investigated是investigate的过去式
investigate
美 [ɪn'vestɪ.ɡeɪt]
英 [ɪn'vestɪɡeɪt]
- v.调查；研究；审查
- 网络调查了；调查的
第三人称单数：investigates 现在分词：investigating 过去式：investigated
v.+n.
investigate matter,investigate cause,investigate case,investigate corruption,investigate process
adv.+v.
thoroughly investigate,urgently investigate