She responded with a slow shake of her head, her face clouded with doubt.

她缓缓地摇了摇头，脸上布满疑惑。

金山词霸

He laughed, though his thoughts remained unsullied by doubt.

他笑了，尽管他的思绪依然未受疑惑玷污。

金山词霸

She got suspicious and decided to get to the bottom of it.

她起了疑惑,便决定弄个水落石出.

《现代汉英综合大词典》

His mind was assailed by doubts.

他的头脑为种种疑惑所困扰.

《简明英汉词典》

His doubts and hesitations were tiresome.

他的疑惑和犹豫令人厌烦.

《简明英汉词典》

He remains curious about why she neglects him.

他感到疑惑,为什么她把他给忽略了.

《简明英汉词典》

He listened in disbelief to this extraordinary story.

他满腹疑惑地听着这个离奇的故事.

《简明英汉词典》

The dog sniffed suspiciously at the stranger.

狗疑惑地嗅着那个陌生人.

《简明英汉词典》

We were wondering about your being late.

我们刚才还在为你的迟到感到疑惑不解.

《简明英汉词典》

The little dog stares suspiciously at the old wolf.

小白狗满脸疑惑地望着它,嗅到一股陌生的凶气和野味.

汉英文学 - 现代散文

He sounded like an eleven - or twelve - year - old little boy. I was very suspicious.

我听这个声音,便断定是个十一二 岁 男孩子的声音, 但我分外疑惑了!

汉英文学 - 中国现代小说

Viewing this holocaust , they gave up any hope of living.

看见这个奇异的景象, 众人对自己的命运不能够再有丝毫的疑惑了.

汉英文学 - 家（1-26） - 家（1-26）

" What does he have to do? " queried Chin dubiously.

“ 他有什么心事? ” 琴向觉民问道,她的脸上现出疑惑不解的神情.

汉英文学 - 家（1-26） - 家（1-26）

They wondered whether their drinks had been spiked.

他们有些疑惑自己的饮料里是否被偷偷搀了烈性酒。

辞典例句

The doctors were puzzled by this strange continuous sleeplessness.

医生们对他的奇异的不眠感到疑惑.

英语晨读30分（高三）