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...

doubtful中文::可疑的…，點擊查查權威綫上辭典詳細解釋doubtful的中文翻譯，doubtful的發音，音標，用法和例句等。 简体版 English Hind...

大量翻译例句关于"it is doubtful that" – 英中词典以及8百万条中文译文例句搜索。   在Linguee网站寻找 推荐单词"itisdoub...

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

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...

"doubtful" 相關課程教材 ... No doubt. 毫無疑問。 ... There's no doubt about it! 這點無庸置疑！ ... There's no doubt...