vacuum
英 ['v?kj??m]
美['v?kj??m]
- n. 真空；空间；真空吸尘器
- adj. 真空的；利用真空的；产生真空的
- vt. 用真空吸尘器清扫
考试真题
- Researchers can study the garbage left on the moon to see how its materials weathered the radiation and vacuum of space over time.
2018年12月四级真题（第二套）听力 Section C
- The cordless, hand-held tools we use in our homes, such as vacuum cleaners, flashlights, drills and saws came from the technology of these early space programs.
2017年12月四级真题（第二套）听力 Section C
- Surgeons may survive the robot invasion, but others at the hospital might not be so lucky, as iRobot, maker of the Roomba, a robot vacuum cleaner, has been showing off Ava, which could be used as a messenger in a hospital.
出自-2012年12月阅读原文
- Charlie McCreevy, a European commissioner, warned the IASB that it did “not live in a political vacuum” but “in the real word” and that Europe could yet develop different rules.
出自-2010年考研阅读原文
- Charlie McCreevy, a European commissioner, warned the IASB that it did "not live in a political vacuum" but "in the real world" and that Europe could yet develop different rules.
2010年考研真题（英语一）阅读理解 Section Ⅱ