It's doubtful that the shop is open. It's already 9pm. （這家店不大可能還在營業。已經晚上九點了。） It's doubtful wheth...

1. 懷疑的，疑惑的[F][（+about/of）][+wh-] I'm doubtful whether she's still alive. 我懷疑她是否還健在。 2. 可疑的，令人生疑的 ...

海詞詞典,最權威的學習詞典,為您提供doubtful of的在線翻譯,doubtful of是什麼意思,doubtful of的真人發音,權威用法和精選例句等。 ...

Doubtful definition is - lacking a definite opinion, conviction, or determination. How to use dou...

doubtful的意思、解釋及翻譯：1. If you are doubtful about something, you are uncertain about it: 2. If a sit...

It is doubtful whether/if they ever reached the summit before they died. 他們死前不太可能到過山頂。 It was dou...