leached

the nutrient is quickly leached away.

营养成分很快就被淋洗。

a world leached of pleasure, voided of meaning

没有乐趣，缺乏意义的世界

The sample was molten and decomposed with sodium peroxide,leached and acidified with hot water and constant-volumed.

试样以过氧化钠融分解,热水浸取、酸化,定。