vacua

汉语翻译

英语解释：

名词 vacuum:

1. the absence of matter
   同义词：vacuum, vacuity
2. an empty area or space
   同义词：void, vacancy, emptiness, vacuum
3. a region that is devoid of matter
   同义词：vacuum, vacuity
4. an electrical home appliance that cleans by suction
   同义词：vacuum, vacuum cleaner