vacuumed

过去式：

动词过去式: vacuumed

更多词形：

名词复数: vacuums | 动词过去式: vacuumed | 动词过去分词: vacuumed | 动词现在分词: vacuuming | 动词第三人称单数: vacuumes |

单词例句：

Character education isn't something Heather learns in a vacuum.

性格教育并不是希瑟一个人独自接受的。

Sealed under low pressure or a partial vacuum.

抽空密封的在低压或部分真空状态下密封起来的

The symbol for the speed of light in a vacuum.

表示真空中光速的物理符号

He vacuumed up the birdseed from the kitchen floor.

例句Fred vacuumed the dirt up from the carpet.

His departure created a vacuum in our lives.

他的离去在我们的生活中造成了空虚。

It doesn't look like you've vacuumed the living room.

看起来你并没有清扫起居室。

In small lamps, all the air is pumped from the glass bulb, forming a vacuum, which prevents the white-hot filament from burning away.

在小照明灯中，所有的空气都从灯泡中抽出，形成真空，以防炽热的灯丝被烧毁。

A vacuum flask keeps cool drinks cool and hot drinks hot.

保温瓶使冷饮保冷，使热饮保温。

Using vacuum adsorb style fix up paper.

固定纸张方式采用真空吸附方式。