名词
中文翻译：穿透率
同义词：
['permeability', 'penetration']
例句：
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1. The new drug has a highpenetration rate in the body.
这种新药在体内的穿透率高。
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2. The oilpenetrates deep into the soil to nourishthe plants.
油渗透到土壤深处，滋养植物。
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3. The penetration of thevirus into the human body is still unknown.
病毒进入人体的方式仍然未知。