可疑的英文：
suspicious
dubious

参考例句：

Something suspicious was found after the room was sought through.
房间被彻底搜查后，发现了一点可疑的东西。

The police are working on a probe into suspected drug dealing in Florida.
警察正在对佛罗里达州的可疑的毒品交易进行调查。

Suspicious Behavior.
可疑行为

Shaky evidence.
可疑的证据

a doubtful character
可疑的人物

Suspicious actions
可疑的行为

A doubtful remedy
疗效可疑的疗法

He is a doubtful character.
他是个可疑的人物。

They are aliens of equivocal loyalty.
这些侨民的忠心很可疑。

To be wary,suspicious,or doubtful.
怀疑的提防的，怀疑的或可疑的

suspicious是什么意思：
adj. 感觉可疑的；不信任的

incendiary and suspicious
放火和有放火嫌疑的

I have good reason to be suspicious.
我有充分的理由去怀疑。

The conspicuous suspicious pension is in suspension.
那笔引人注目的可疑养老金被暂停发放。

They discovered suspicious footprints in the snow.
他们在雪地上发现了可疑的足迹。

There is a suspicious man lurking in the shadows.
有一个可疑的人躲在阴暗中。

dubious是什么意思：
adj. 可疑的，不确定的，暧昧的；怀疑的；不光彩的

Walden put on a dubious face.
沃尔登脸上现出一副犹豫不决的神色。

Sometimes they faced dubious directives.
有时他们面临着令人疑惑的命令。

Plainly, and in no dubious terms , he confessed that love.
他非常明确而情真意切地表白了他的爱情。

This random approach is not as dubious as one might expect.
这种并无章法的途径并不象人们所预期的那样无把握。

He uses some dubious shifts to get money.
他用一些可疑的手段去赚钱。