leached是什么意思？

leached

英['li:tʃt] 美['litʃt]

• v. <术>（将化学品、矿物质等）过滤( leach的过去式和过去分词 )，（液体）过滤，滤去；

例句

• a world leached of pleasure, voided of meaning 没有乐趣，缺乏意义的世界
• The plant has recalled lids which leached out dangerous chemicals. 那家工厂回收了浸滤危险化学物质的盖子.
• The concept holds that uranium is leached by groundwater from tuffeceous rocks. 该理论认为,来自凝灰岩的地下水淋蚀铀.
• The sample was molten and decomposed with sodium peroxide , leached and acidified hot water and - volumed. 试样以过氧化钠熔融分解,热水浸取、酸化,定容.
• They believe that the humic materials are leached from decaying plant materials. 他们认为腐植物料是从腐烂的植物体浸沥而来.