DictionaryForumContacts

   German
Google | Forvo | +
to phrases
Elektron-Positron-Paar -(e)s, -e
earth.sc. electron-position pair; electron-positron pair
phys. electron pair
Elektron -Positron-Paar: 3 phrases in 2 subjects
Physics2
Радиоактивное излучение1