名詞 leach:

1. the process of leaching
   同義詞：leaching

動(dòng)詞 leach:

1. cause (a liquid) to leach or percolate
2. permeate or penetrate gradually
   同義詞：percolate
3. remove substances from by a percolating liquid
   同義詞：strip

1. The treatment of metal or the separation of metal from ores and ore concentrates by liquid processes, such as leaching, extraction, and precipitation.
   水冶金術(shù)通過(guò)液體過(guò)程，象過(guò)濾，提煉，沉淀等方法處理金屬，從礦石中或礦石濃縮物中分離出金屬
2. The act or process of leaching.
   過(guò)濾濾去的行為或過(guò)程

leach

v.（動(dòng)詞）
leached,leach.ing,leach.es
v.tr.（及物動(dòng)詞）
To remove soluble or other constituents from by the action of a percolating liquid.
過(guò)濾：通過(guò)滲透液體使可溶解的或其他成分分離出來(lái)
To empty; drain:
濾去：弄空；抽干：
例句：
.a world leached of pleasure, voided of meaning.(Marilynne Robinson)
.沒(méi)有樂(lè)趣，缺乏意義的世界.(瑪麗琳·魯濱遜)

v.intr.（不及物動(dòng)詞）
To be dissolved or passed out by a percolating liquid.
溶解：被滲濾液溶解或分離
n.（名詞）
The act or process of leaching.
過(guò)濾：濾去的行為或過(guò)程
A porous, perforated, or sievelike vessel that holds material to be leached.
過(guò)濾器：一種可滲水的、帶孔的篩狀器皿，用以盛裝將被過(guò)濾的物質(zhì)
The substance through which a liquid is leached.
過(guò)濾劑：濾取液體流經(jīng)的物質(zhì)

來(lái)源：
From Middle English leche [leachate]
源自 中古英語(yǔ) leche [浸出液]
from Old English *lece [muddy stream] ; akin to leccan [to moisten]
源自 古英語(yǔ) *lece [渾濁的小溪] ；類(lèi)似于 leccan [濕潤(rùn)]

【引伸】
leach.abil.ity
n.（名詞）
leach.able
adj.（形容詞）
leach.er
n.（名詞）