把粉末灑在土里，讓牛走過時把它們都踩進地里去。 Spread the powder over the earth and let the cattle trample it in as they walk over it.
色質(zhì)干的著色物質(zhì)，通常是一種可與水、油或其他固定劑混合的粉末，可制成漆和類似的產(chǎn)品 Dry coloring matter, usually an insoluble powder to be mixed with water, oil, or another base to produce paint and similar products.
攪動混合物而使粉末溶化。 Agitate the mixture to dissolve the powder.
