指节黑烂

black tea

black brick

black-and-white

Eriochrome blue black R

Ribes americanum Mill.;American black currant;wild black currant

Medicago lupulina L.; yellow trefoil; black medick; hop clover

Thunbergia alata Bojer;black-eyed susan;black-eyed clockvine

aniline black【染料】;nigraniline【染料】;nigrosine【染料】