或者，当肿瘤最初响应于治疗但对随后的治疗变得难以治愈时，就会导致获得性耐药性。
Alternatively, acquired drug resistance results when tumors initially respond to therapy but become refractory to subsequent treatments.
社区获得性尿路感染的病原菌耐药性高于其他地区；
The pathogenic bacteria of urethra infection in communities were higher than that of other areas.
社区获得性尿路感染的病原菌耐药性高于其他地区；
The pathogenic bacteria of urethra infection in communities were higher than that of other areas.
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