名詞 leach:

1. the process of leaching
   同義詞：leaching

動詞 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)通過液體過程，象過濾，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.
   過濾濾去的行為或過程

leach

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

v.intr.（不及物動詞）
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.
過濾：濾去的行為或過程
A porous, perforated, or sievelike vessel that holds material to be leached.
過濾器：一種可滲水的、帶孔的篩狀器皿，用以盛裝將被過濾的物質(zhì)
The substance through which a liquid is leached.
過濾劑：濾取液體流經(jīng)的物質(zhì)

來源：
From Middle English leche [leachate]
源自 中古英語 leche [浸出液]
from Old English *lece [muddy stream] ; akin to leccan [to moisten]
源自 古英語 *lece [渾濁的小溪] ；類似于 leccan [濕潤]

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