Ipsec
abbr. 网际协议安全（Internet Protocol Security）
🗣️ 情景例句
Oh, we'll try, believe me.
哦，我们会想办法，相信我。
Please make yourself at home.
请别客气。
His telescopic observations are justly immortal;
伽利略用望远镜所作的观察确实是不朽的，