keystone
[ˈki:stəʊn]noun
| 1. | [stone] Schlussstein der |
| 2. | [essential idea] Grundprinzip das |
noun
ENGLISH
GERMAN
GERMANENGLISHnoun
similar words
Complétez la séquence avec la proposition qui convient.
-
Has … found my ruler? I've lost it. No, sorry!