名词
中文翻译：亚纳米克
同义词：
['subpicogram', 'subpicogram']
例句：
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1.The scientist used a subnanogram amountof the substance to test its purity.
科学家用极少量的这种物质来测试其纯度。
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2. The nanotechnology industryis expected to grow significantly in the comingyears.
预计在未来几年，纳米技术产业将显著增长。
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3. The subnanogram levelof pollutants in the environment isa major concern for environmental scientists.
环境中污染物的亚纳米水平是环境科学家的主要关注点。