semi·per·ma·nent /-ˈpɝmənənt, ˈpɚ/
半永久性
semipermanent
半永久
Sem·i·per·ma·nent, n. Half or partly permanent.
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semipermanent
adj : relating to or extending over a relatively long time; "the
long-run significance of the elections"; "the long-term
reconstruction of countries damaged by the war"; "a
long-term investment" [syn: long-run, long-term]