永続的

(1)existing for a long time; "hopes for a durable peace"; "a long-lasting friendship"

(2)長い間存在するさま

(3)retained; not shed; "persistent leaves remain attached past maturity"; "the persistent gills of fishes"

(4)保持する

(5)飛び出ない

(6)continuing forever or indefinitely; "the ageless themes of love and revenge"; "eternal truths"; "life everlasting"; "hell's perpetual fires"; "the unending bliss of heaven"

(7)永遠に、または、無期限に続けるさま

(8)continuing or enduring without marked change in status or condition or place; "permanent secretary to the president"; "permanent address"; "literature of permanent value"

(9)状態、条件、または場所を大きく変えることなく続く、または持ちこたえる

(10)uninterrupted in time and indefinitely long continuing; "the ceaseless thunder of surf"; "in constant pain"; "night and day we live with the incessant noise of the city"; "the never-ending search for happiness"; "the perpetual struggle to maintain standards in a democracy"; "man's unceasing warfare with drought and isolation"; "unremitting demands of hunger"

(11)時間内で途切れず、いつまでも長く続くさま

(12)unceasing; "an abiding belief"; "imperishable truths"

(13)絶え間ない

(1)