| 释义 |
leachate|ˈliːtʃeɪt|
[f. leach v.2 + -ate, after filtrate, precipitate, etc.]
(A quantity of) liquid that has percolated through a solid and leached out some of the constituents.
1952Sci. Agric. XXXII. 606 The pH of leachates from decomposing leaves rises as decomposition progresses. 1971Nature 17 Sept. 211/1 The material was then filtered, washed several times and the leachates were combined. Both the residual material and the leachate were analysed for lead. 1972[see leachable a.]. |