1 to believe that sth may happen or be true, especially sth bad 相信，猜想（某事可能发生或是真的，尤指坏事）: The situation is worse than we first suspected. 情况比我们起初猜想的还要坏。Nobody suspected that she was thinking of leaving. 没有人想到她有离开的念头。 ☞Look at unsuspecting. 参看unsuspecting。

2 to not be sure that you can trust sb or believe sth 怀疑；不信任: I rather suspect his motives for offering to help. 我很怀疑他提出帮忙的动机。

3 suspect sb (of sth/of doing sth) to believe that sb is guilty of sth 怀疑某人（做坏事）: I suspect Laura of taking the money. 我怀疑劳拉拿走这笔钱。She strongly suspected that he was lying. 她很怀疑他在说谎。 ☞noun suspicion 名词为suspicion