He could hear the whir of a vacuum cleaner.

他能听到吸尘器的嗡嗡声。

He could also learn to use the vacuum cleaner, the washing machine and other household appliances.

他还能学习使用吸尘器、洗衣机和其他家用电器。

The dust is drawn into the vacuum cleaner.

灰尘被吸入了真空吸尘器。

Before leaving, Mr. Seymour turned off the vacuum cleaner and the water valve.

在离开之前，西摩先生关掉了真空吸尘器和水阀。

Instead of flushing, they work like a vacuum cleaner sucking away the astronaut's waste.

不是冲洗，而是像真空吸尘器一样吸走宇航员的排泄物。