suspect名词为suspection,形容词为suspective
例句
1.
The British government attempted to extradite the suspects from Belgium.
英国政府试图从比利时引渡犯罪嫌疑人。
2.
The police car was gaining ground on the suspects.
警车渐渐逼近犯罪嫌疑人。
3.
I suspect there may be something funny going on.
我怀疑可能有某种非法勾当在进行中。