| 释义 |
ex·trac·tive
I. \ikˈstraktiv, (ˈ)ek|s-, -tēv also -təv\ adjective
Etymology: extract (I) + -ive
1.
a. : of, relating to, involving, or making use of extraction : marked by extraction
< extractive processes >
< extractive industries >
b. : tending to or resulting in withdrawal of natural resources by extraction with no provision for and often no possibility of replenishment of the resources
< mining, quarrying, and other extractive occupations >
< extractive agriculture >
2.
a. : capable of being extracted
< the extractive constituents of aromatic plants >
b.
(1) : of, relating to, or having the nature of an extract
< an extractive substance >
(2) : containing extractive matter
< a full-bodied and highly extractive beer >
II. noun
(-s)
1.
a. : something extracted or capable of being extracted; specifically : an extractable substance that gives a characteristic flavor to meat
b. : a substance that can be separated from an extract
< these extractives are recovered by removal of the solvent >
2. : a dark-colored insoluble substance produced in the preparation of extracts by evaporation |