Insoluble



adjective
1.
(unable to be dissolved, unable to be solved, impossible to dissolve, impossible to explain, inexplicable) ដែលមិនរលាយ, ដែលមិនអាចដោះស្រាយបាន
ENGLISH MEANING
adjective
1.
Not soluble; in capable or difficult of being dissolved, as by a liquid; as, chalk is insoluble in water.
2.
Not to be solved or explained; insolvable; as, an insoluble doubt, question, or difficulty.
1.
Strong