dust grain

例句 (10)

• Under the microscope, each dust grain revealed a complex, crystalline structure.在显微镜下，每一粒尘粒都显示出复杂的晶体结构。
• The Stardust mission returned a cosmic dust grain from a comet for analysis.“星尘号”任务带回了一颗来自彗星的宇宙尘粒进行分析。
• A single dust grain danced in the sunbeam that cut through the dim room.一粒尘粒在穿透昏暗房间的阳光中飞舞。
• To the universe, our planet might be no more significant than a single dust grain.对于宇宙来说，我们的星球可能不过像一粒尘粒一样微不足道。
• The cleanroom's filtration system is designed to remove every last dust grain from the air.无尘室的过滤系统旨在清除空气中的每一粒尘粒。
• Planet formation starts when tiny dust grains in a disk begin to stick together.行星的形成始于星盘中微小的尘粒开始粘合在一起。
• The detective knew a single dust grain from the scene could be crucial evidence.侦探知道，现场的一粒尘粒都可能是关键证据。
• Geologists can determine a sandstorm's origin by analyzing the composition of a dust grain.地质学家可以通过分析尘粒的成分来确定沙尘暴的来源。
• For someone with a severe allergy, even one dust grain can trigger a reaction.对于严重过敏的人来说，即使一粒尘粒也能引发反应。
• The camera lens was so clean you couldn't spot a single dust grain on it.相机镜头非常干净，你找不到一粒尘粒。