Imprimir
Lengua inglesa
concentration
noun
1 intensive mental effort.
2 the act of concentrating or the state of being concentrated.
3 the number of molecules or ions of a substance present in unit volume or weight of a solution or mixture.
4 a concentrate.


© Hodder Education
concentration camp
noun a prison camp used to detain civilians who are not tolerated by the authorities, especially in Nazi Germany.


© Hodder Education
Imprimir