vt.造成真空(真空包装；用真空装置弄干)
Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
His wife's death left him a vacuum in his life. 他妻子的去世使他的生活变得空虚。
Her husband's death left a vacuum in her life. 她丈夫的死使她的生活变得空虚。
Some people are living in a vacuum. 有些人过着与世隔绝的生活。
A vacuum cleaner is a handy household tool. 吸尘器是一种使用方便的家庭用具。
The shop repairs vacuum cleaners. 这家店修理吸尘器。
