英和和英

impossible

possibility of matter (be impossible, be an impossibility)

the impossible

absolutely impossible―a sheer impossibility

possibility and impossibility

impossible to achieve

not possible to deny

made impossible

impossible to quench

impossible to surmount

not allowable

impossible to forget

impossible to assail

impossible to subdue

You can't get blood out of a stone.

Can't do it

It is next to impossible―hardly possible.

anything is possible

it is remotely possible

be unable

not tractable

impossible to measure

not preventable

possible but not certain to occur

mathematically impossible

impossible to find

impossible to resist

impossible or nearly impossible to see

impossible to answer

unavoidable