(informal)without any doubt
(非正式)無(wú)疑地，確確實(shí)實(shí)地
it's a bad business and no mistake.
毫無(wú)疑問(wèn)，這一情況很不妙。
accidentally; in error
意外地；錯(cuò)誤地
she'd left her purse at home by mistake.
她意外把錢(qián)包留在家里了。
(informal)do not be deceived into thinking otherwise
(非正式)不用有任何疑問(wèn)，完全可以肯定
it is impossible not to recognize someone or something
（人或物）不可能被認(rèn)錯(cuò)