出处:按学科分类—语言、文字 辽宁人民出版社《英汉辞典》第377页(217字)
【词性】:a.& ad.
【释义】:
①无疑的(地):His answer is doubtless correct.他的回答无疑是正确的.It is doubtless that he was there他一定是在那儿.②【口语】大概,大约,多半:He will doubtless come to see you tomorrow.他明天多半能来看你.doubtlessly ad.