/səˈspekt/
with obj.
1
- have an idea or impression of the existence, presence, or truth of (something) without certain proof疑有, 察觉; 推测, 猜想：
if you suspect a gas leak, do not turn on an electric light
如果怀疑有煤气泄漏, 就不要开电灯
with clause she suspected that he might be bluffing她怀疑他在吓唬人
as adj. suspected a suspected heart condition.疑有心脏病。
1.1
- believe or feel that (someone) is guilty of an illegal, dishonest, or unpleasant act, without certain proof怀疑（某人）犯罪（或不诚实、有不妥的行为）：
parents suspected of child abuse.
被怀疑虐待儿童的父母。
2
- doubt the genuineness or truth of怀疑, 不信任：
a broker whose honesty he had no reason to suspect.
一个他没有理由怀疑其诚实性的经纪人。
/ˈsʌspekt/
- a person thought to be guilty of a crime or offence犯罪嫌疑人：
the police have arrested a suspect.
警察逮捕了一名嫌疑犯。
/ˈsʌspekt/
- not to be relied on or trusted; possibly dangerous or false不可靠的; 可疑的：
a suspect package was found on the platform.
在月台上发现了一个可疑的包裹。
词源
Middle English (originally as an adjective)： from Latin suspectus 'mistrusted', past participle of suspicere, from sub- 'from below' + specere 'to look'.