New Words：

vacuum ['vækjuəm]
n.真空；真空状态；空虚；空白
adj.真空的；用以产生真空的；利用真空的
v.用真空吸尘器清扫

Sample Sentences：

No one exists in a vacuum.
I mean to buy a vacuum next month.
I vaccum the carpet twice every week.
Sound waves cannot travel through a vacuum.

mean 打算

标签: none