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1.The snail's shell is covered in a slimy substance that can cause infections.
蜗牛壳上覆盖着一种黏液物质,可能导致感染。
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2. Scientists have discovered new compounds that could be used to treat diseases caused by snail-like organisms.
科学家们发现了新的化合物,可能用于治疗由蜗牛状生物引起的疾病。
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3. In some cases, snail-like organisms are responsible for the spread of diseases.
在某些情况下,蜗牛状的生物是疾病传播的原因。