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immune to 和freefrom的区别

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  • immune to: 对;不受……感染Not to be left behind are the disease-spreading pests, about 100 species of which have become immune to a variety of insecticides now in use.传播疾病的害虫也不甘落后,其中约有100种对目前使用的各种杀虫剂有了免疫力。

    free from: 使摆脱;免于;解放These animals could at any time break free from their ropes.这些动物可以随时从捆住他们的绳索中挣脱出来。

    2024-01-10 03:12:34
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