MEANING/意义
扩散
EXAMPLES/列句
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制止谣言扩散stop the diffusion of a rumor
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癌细胞已经扩散,这种药不起作用了。Cancer cells have already spread,and this medicine doesn't work any more.
COMBINATIONS/组合
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核不扩散nuclear nonproliferation
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病菌扩散the proliferation of germs