imperceptibly
adverb
uk/ˌɪm.pəˈsep.tə.bli/us/ˌɪm.pɚˈsep.tə.bli/in a veryslightway that apersonisunabletonoticeorfeel:
察觉不出地，难以察觉地Gradually,almostimperceptibly, herconditionhadworsened.几乎是在不知不觉中，她的病情逐渐地恶化了。
Theglacieris an imperceptibly slow-movingriverofjaggedice.冰川是一条在极其缓慢地移动的锯齿状冰河。
See
imperceptible
- Thegroundmovesimperceptiblyevenondayswhen there isn’t asignificantearthquake.
- Hisrighteyeisalmostimperceptiblylargerthan theleft.
- Almost imperceptibly, herquestionsturnedintosuggestions.
Indistinct & invisible
- blur
- blurrily
- blurry
- fuzzily
- fuzziness
- fuzzy
- gauzily
- imperceptible
- inconspicuous
- indiscernible
- indistinct
- melt
- melt (away) intosomething
- not see hide nor hair ofsomeoneidiom
- smudged
- super-subtle
- unapparent
- unclear
- unfocused
- vague