实际上，利用“表面增强拉曼光谱”的设备能够检测到十亿分之一的痕量物质。
In fact, a device using "surface-enhanced Raman spectroscopy" can detect traces of less than one part per billion.
这种打破了物理定律的不正常现象持续了十亿分之一秒的十亿分之一的十亿分之一。
This anomaly, which breaks the laws of physics, lasted a billionth of a billionth of a billionth of a second.
根据最新的研究结果，HD 209458目前一天大约损失80000磅(36000千克)的物质，即每年十亿分之一的地球。
HD 209458b is losing about 80, 000 pounds (36, 000 kilograms) of mass a day-or about a billionth of Earth's mass every year, according to the new research.
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