(1) Adjusting the angle of pitch of the blades of a propeller so that they are in line with the water flow thereby reducing drag. (2) The practice of oarsmen in a sea-boat of dropping their wrists at the end of a stroke to flatten the blade of the oar during the recovery so as to reduce windage and drag should waves slam against the blade.
(1) Kukulungiselela i-engile yokudlokova kwebhleyidi yesiqhubi ukwenzela ukuba zihambelane nokuhamba kwamanzi nto leyo ecutha ukurhuqeka. (2) Ngumsebenzi indoda engumbhexi ekwisikhitshana sokubeka iingqiniba ukwenzela ukukwazi ukubhexa ngexesha lokufumana okuthile ukuze kuncitshiswe isantya somoya kwaye isitsali xa amaza ebetheka kwiibhleyidi.