boron 1

rzeczownikdomena: substancja
Princeton WordNet [ver.3.1]
AngielskiAngielski
Definicja

a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder

  • a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder

  • a trivalent metalloid element; occurs both in a hard black crystal and in the form of a yellow or brown powder

FENG