20年前流行过，我就一直用。比如煮饭，内锅米加水放火上煮开，关火。内锅放入外锅中，盖好盖子，“真空保温”，煮。

来源: Sequoia_CA 于 2026-03-25 21:40:14 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

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