without a scratch
かすり傷ひとつ負わずに
without a stop
止まらずに,絶えず
without a wink of the eyelid
まばたき一つせずに
without breaking (one's) stride
つかえずに
without breaking (a) sweat
汗ひとつかかずに(楽々と)
without comprehension
わけもわからずに
without detriment to ...
…を損なわずに
without disguise
包み隠さず
without distinction as to sex
男女の別を問わず
without expense to a person
人に金銭的負担をかけずに