Translation of "Doubtful" in Chinese

It's doubtful.

我覺得很可疑喔。

I'm doubtful that he's going to come.

我怀疑他是否会来。

He was doubtful about which way to take.

他很困惑该走哪条路。

Mrs. Harris is very doubtful about her son's future.

夏里斯太太對她兒子的前途沒有甚麼信心。

The family was highly doubtful of the statement from the military.

家屬對軍方的說法高度置疑。

- I doubt if he will come.
- I'm doubtful that he's going to come.

我怀疑他是否会来。

- I doubt if he will come.
- I am doubtful whether he will come.

我怀疑他是否会来。

- He was doubtful about which way to take.
- He was uncertain about which way to go.
- He wasn't sure which way to go.

他很困惑该走哪条路。

It's the answer that led those who've been told for so long, by so many, to be cynical and fearful and doubtful about what we can achieve, to put their hands on the arc of history and bend it once more toward the hope of a better day.

- 就是這個答案，讓那些長久以來被灌輸要嘲諷、害怕和懷疑自身能力的人們 把他們的手放在歷史的弧線上，將它彎向一個更美好的一天的希望。
- 在如此漫长的时期内，曾经有如此众多的人们对我们说：对于我们的成功，我们应该淡漠，应该害怕，应该不相信。但是，历史之轮如今已在我们手中，历史之轮将又一次在我们手中驶向美好未来。