I . strength·en [ˈstreŋ(k)θən] ГЛ. перех.
1. strengthen (make stronger):
2. strengthen (increase):
3. strengthen (support):
4. strengthen ХИМ.:
II . strength·en [ˈstreŋ(k)θən] ГЛ. неперех.
1. strengthen (become stronger):
-
erstarken высок.