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来源:雅诚德英语网
Vaccine supplies started to run dry as the flu outbreak reached epidemic proportions.
由于流感爆发已大肆流行,疫苗供应开始消耗殆尽。
Vaccine supplies started to run dry as the flu outbreak reached epidemic proportions.
由于流感爆发已大肆流行,疫苗供应开始消耗殆尽。