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来源:雅诚德英语网
A vaccine which can halt this suffering represents a quantum leap in healthcare in this country.
一种能终结这种苦楚的疫苗代表了该国在医疗保健方面的一次巨大进步。
A vaccine which can halt this suffering represents a quantum leap in healthcare in this country.
一种能终结这种苦楚的疫苗代表了该国在医疗保健方面的一次巨大进步。