The experiment principle of heat radiation is analyzed. A proposal is presented that a sealed glass system and an electrothermal stove are used.

分析了热辐射实验的原理，提出了使用玻璃密封系统和用电热炉作热源的改进方案。

youdao

I keep the flour and sugar in individual jars, sealed tight with their glass lids.

我把面粉和糖分别放在罐子里，并用玻璃盖密封。

《柯林斯英汉双解大词典》

I am sealed in a cottage of glass that is completely airtight.

我生活在一个密不透风的玻璃小屋中。

youdao

In 1894, it was sealed between glass plates and locked in a safe in the basement.

NEWYORKER: The Commandments

Debunking the notion that good wines come only in glass bottles sealed with corks, French winemaker Boisset Family Estates is introducing into the U.S. a 750-milliliter polyethylene terephthalate bottle of wine called Yellow Jersey--a chardonnay, a sauvignon blanc, a pinot noir and a merlot, from grapes grown in the Languedoc region of France.

FORBES: Magazine Article

The rillettes in a potted-duck appetizer were packed tightly into a small glass jar and sealed with a thick layer of creamy, peppered lard for spreading on toast triangles, while a mammoth pork chop, marbled with luscious fat, tasted of buttered popcorn.

NEWYORKER: Allswell