vacuum的过去式是什么?vacuum的用法和例句

vacuum有真空;空白;空虚;清洁;等意思,那么你知道vacuum的过去式是什么吗?下面一起来学习一下vacuum的过去式以及vacuum的用法和例句,希望对大家的学习有所帮助!vacuum的过去式及其它时态vacuum的过去式:vacuumedvacuum的复数:vacuavacuu

vacuum有真空;空白;空虚;清洁;等意思,那么你知道vacuum的过去式是什么吗?下面一起来学习一下vacuum的过去式以及vacuum的用法和例句,希望对大家的学习有所帮助!

vacuum的过去式是什么?vacuum的用法和例句

vacuum的过去式及其它时态

vacuum的过去式:vacuumed

vacuum的复数:vacua

vacuum过去分词:vaccumed

vacuum现在分词:vacuuming

vacuum第三人称单数:vacuums

vacuum的用法和例句

1、In semiconductor receivers transistors take the place of vacuum tubes.

在半导体收音机中晶体管代替了真空管.

2、The vacuum cleaner has four different attachments.

吸尘器有四个不同的附件.

3、We lived in a vacuum — no life, no news, no books.

我们生活在与世隔绝的环境里——没有其他生物,收不到外界消息,也没有书看。

4、He warned that if the President tried to enforce control, the country would be sucked into a power vacuum.

他警告说,如果总统想要实施强权统治的话,那么这个国家将陷入权力真空状态。

5、His resignation has left a power vacuum at the head of the party.

他的辞职使得该党的领导位置出现了权力真空.

6、His presence should fill the power vacuum which has been developing over the past few days.

他的出现将填补过去这几天形成的权力真空。

7、She works overtime with her vacuum cleaner to keep grit out of the kitchen.

她动用真空吸尘器力争不让厨房出现沙砾。

8、I went down on one knee to plug in the vacuum cleaner.

我单腿跪下插上吸尘器插头.

9、He travels in vacuum cleaners.

他到各地推销吸尘器.

10、His wife's death left a vacuum in his life.

他妻子的去世使他的生活变得空虚.

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