n.半永久

Nothing can assure permanent happiness. 沒(méi)有什么東西能確保永久的幸福。

I'm looking for a permanent appointment. 我正在尋找固定的工作。

She is looking for permanent employment. 她正在找固定的工作。

SPMP Semi Permanent Memory Pool 半永久存儲(chǔ)池

They established their permanent abode here. 他們?cè)诖私⒘擞谰镁铀?/p>

Pig iron used as permanent ballast. 壓載鐵做為永久性壓艙物的生鐵