French ⇄ Bulgarian Croatian Czech Danish Dutch English Estonian Finnish German Greek Hungarian Irish Italian Latvian Lithuanian Maltese Polish Portuguese Romanian Russian Slovak Slovene Spanish Swedish

conservation de l'énergie
gen.	conservation of energy
environ., energ.ind.	energy saving
nat.sc.	energy conservation

conservation de l'énergie: 11 phrases in 6 subjects

Astronomy	1
Chemistry	1
Environment	2
Name of organization	2
Physical sciences	2
United Nations	3