sealer是什么意思音标:英 ['si:lə(r)]美 [ˈsilɚ]

[计] 密封层, 密封器
[化] 表面保护层

n. an official who affixes a seal to a document

sealer的用法和例句：

1.I'm about to... I'mI'm a deal sealer.

我马上就...我是个把妹达人

2.We make pavement sealers and maintenance products.

我们生产路面密封和路面养护产品

3.And according to their website, they seal the meals with a vacuum sealer.

网站上还写了 他们外送的餐点使用真空封口机包装的

4.It looks pke the edges of the plastic have been melted, pke a vacuum sealer.

看起来塑料袋边缘被熔合了 像一个真空包装袋

5.Well, he was a swiler, a sealer and, uh, they would take the boats out and when the pack ice was thick enough, they would just walk miles and miles and miles.

他是个捕鱼人 是个水手 还有 他们带着船出海 当冰层足够厚时 他们会步行很长距离