ceaselessness
                    
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名詞
不可數名詞: 不停, 不斷
 
同義字詞
abidance,continuance,continuation,continuity,continuousness,durability,duration,endurance,persistence,subsistence
 
            名詞 不可數名詞: 不停, 不斷
同義字詞 abidance,continuance,continuation,continuity,continuousness,durability,duration,endurance,persistence,subsistence