LEARNit Dictionary
efficient
adjective
/ɪˈfɪʃnt/
UK
/ɪˈfɪʃnt/
US
B2
OPAL
1
doing something in a good, careful and complete way with no waste of time, money or energy
کارآمد, موثر, بهینه, بهرهور, کارا
see also
cost-efficient
,
fuel-efficient