During the first sweep of the Spanish Lady, the influenza virus probably went through a mutation process which made it much deadlier.
病毒开始在西班牙爆发时发生了变异,变得更加致命。
单词 | mutation process |
例句 |
原声例句
著名历史人物传记 During the first sweep of the Spanish Lady, the influenza virus probably went through a mutation process which made it much deadlier. 病毒开始在西班牙爆发时发生了变异,变得更加致命。 |
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