doubtful
UK/'dautful/US
IELTSTOEFLB2
Definitions
adj.
Uncertain or unlikely; causing or feeling doubt or suspicion.
可疑的，不确定的，令人怀疑的
Root Breakdown
Native Englishdoubtfulother
=doubtful
Common Collocations
- 1.doubtful about对……怀疑
- 2.doubtful whether对是否……不确定
Example Sentences
- 1.
The weather forecast was doubtful for Saturday, so we planned an indoor activity instead.
- 2.
His doubtful expression suggested he didn't believe the explanation his colleague had just given.