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Doubtful Definition & Meaning - Merriam-Webster
發布時間: 2021-12-04Definition of doubtful ... 1a : lacking a definite opinion, conviction, or de...
Doubtful Definition & Meaning | Dictionary.com
發布時間: 2021-12-04doubtful · of uncertain outcome or result. · admitting of or causing doubt; u...
Doubtful Meaning | Best 15 Definitions of Doubtful
發布時間: 2021-12-04The definition of doubtful is suspicious, unclear or unsure. · Subject to or ...
DOUBTFUL | Meaning & Definition for UK English | Lexico.com
發布時間: 2021-12-041Feeling uncertain about something. 'he looked doubtful, but gave a nod'. Mor...
Deteriorate Definition & Meaning - Merriam-Webster
發布時間: 2021-11-301 : to make inferior in quality or value : impair Exposure to sunlight may de...