quebracho

/key-brah-choh; Spanish ke-brah-chaw/US // keɪˈbrɑ tʃoʊ; Spanish kɛˈβrɑ tʃɔ //UK // (keɪˈbrɑːtʃəʊ, Spanish keˈβratʃo) //

坚木,坚果,坚硬的岩石,坚毅

Definitions

n.名词 noun

1
plural que·bra·chos [key-brah-chohz; Spanish ke-brah-chaws]. /keɪˈbrɑ tʃoʊz; Spanish kɛˈβrɑ tʃɔs/.
- : any of several tropical American trees of the genus Schinopsis, having very hard wood, especially S. lorentzii, the wood and bark of which are important in tanning and dyeing.
- : a tree, Aspidosperma quebrachoblanco, of the dogbane family, yielding a medicinal bark.
- : the wood or bark of any of these trees.

The extract is chiefly quebracho, though some chestnut may be used.
But a certain variety of the quebracho tree is much more valuable for another purpose, viz: the tanning of leather.
For some years now, two new factors of valuation have come into being: the culture of lucerne and the planting of quebracho wood.
The Formosa company, which deals in timber and quebracho tannin, has a capital of 200,000.
Quebracho wood and mangrove bark have been used, but are now made into extracts (pp. 38 and 41).