形容詞 never-ending:

1. uninterrupted in time and indefinitely long continuing
   同義詞：ceaseless, constant, incessant, perpetual, unceasing, unremitting

nev.er-end.ing

adj.（形容詞）
Having no foreseeable end:
不斷的，無(wú)止境的：沒(méi)有可預(yù)見(jiàn)的結(jié)果：
例句：
the never-ending search for happiness.
對(duì)幸福無(wú)盡的尋求