0 the medical operation of cutting the tubes through which a man's sperm move, in order to stop his partner getting pregnant --
1 the medical operation of cutting the tubes through which a man’s semen (= liquid containing sperm) move, in order to make him unable to make a woman pregnant --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Vi kan slutföra det steg för steg hur lång vägen än är och den kan inte slutföras hur kort vägen än är om du inte ens markerar ditt fotavtryck.