doubt

1.[u][c]疑惑；疑问；不确定；不相信a feeling of being uncertain about sth or not believing sth

beyond (any) doubt

无疑；确实in a way that shows that sth is completely certain

be in doubt

不肯定；不确定；拿不准to be uncertain

have your doubts (about sth)

（有理由）不相信；对（某事）持怀疑态度to have reasons why you are not certain about whether sth is good or whether sth good will happen

if in doubt

如果没把握；如果拿不准used to give advice to sb who cannot decide what to do

no doubt

无疑；很可能used when you are saying that sth is probable

without/beyond doubt

毫无疑问；的确used when you are giving your opinion and emphasizing the point that you are making

1.怀疑；无把握；不能肯定；认为…未必可能to feel uncertain about sth; to feel that sth is not true, will probably not happen, etc.

2.~ sb/sth怀疑；不相信；不信任to not trust sb/sth; to not believe sb

1.怀疑;疑惑,疑问

2.疑惧

1.疑,怀疑;不信,拿不准

2.〈古,方〉怕,恐怕

3.怀疑,不信 (about of)

1.a feeling of not being certain about something

1.to think that something is probably not true or that it probably does not exist

2.to think that something is unlikely

3.to feel that you cannot trust or believe someone