1. 难解:难接近地inaccessibly | 难解obscureness | 难解的abstrusecrabbedenigmaticallabyrinthianunintelligible
2. obscureness
2. 暗/难解/朦胧:obscurely /暗地/难解地/朦胧地/ | obscureness /暗/难解/朦胧/ | observational /观察[观测] 的/
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noun
1. the quality of being unclear or abstruse and hard to understand
Synonym: obscurityabstrusenessreconditeness
2. the state of being indistinct or indefinite for lack of adequate illumination
Synonym: obscurity
3. the state of being humble and unimportant
Synonym: humblenessunimportancelowliness