Swedish ⇄ Arabic Bulgarian Chinese Czech Danish Dutch English Estonian French German Italian Japanese Lithuanian Polish Portuguese Romanian Russian Serbian Spanish

drifttid form.
accum.	battery endurance
econ., mech.eng.	machine running-time
el.	operating duration; operating time
environ., energ.ind., nucl.phys.	operating lifetime

drifttid: 6 phrases in 4 subjects

Communications	1
Electricity generation	1
Energy industry	3
Mechanic engineering	1