vacuum-主題

vacuum

['vakjuəm]

n.真空, 真空吸塵器, 空白 
adj.產生(利用)真空的 
v.用吸塵器打掃

例句與用法：

An empty space; a vacuum.

真空空間; 真空

Some pumps and all vacuum cleaners work by suction.

有些泵和所有真空吸塵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變得空虛。

詞形變化：

名詞複數: vacuums | 動詞過去式: vacuumed | 動詞過去分詞: vacuumed | 動詞現在分詞: vacuuming | 動詞第三人稱單數: vacuumes |

英文解釋:

名詞 vacuum:

the absence of matter

同義詞：vacuity

an empty area or space

同義詞：void, vacancy, emptiness

a region that is devoid of matter

同義詞：vacuity

an electrical home appliance that cleans by suction

同義詞：vacuum cleaner

動詞 vacuum:

clean with a vacuum cleaner

同義詞：vacuum-clean, hoover

以上來源於大辭典