[机] 浸滤了的, 去了碱的

Lixivial \Lix*iv"i*al\, a. [L. lixivius, fr. lix ashes, lye
ashes, lye: cf. F. lixiviel.]
1. Impregnated with, or consisting of, alkaline salts
extracted from wood ashes; impregnated with a salt or
salts like a lixivium. --Boyle.

2. Of the color of lye; resembling lye.

3. Having the qualities of alkaline salts extracted from wood
ashes.

{Lixivial salts} (Old Chem.), salts which are obtained by
passing water through ashes, or by pouring it on them.