China’s blood banks are battling supply shortages as a wave of Covid-19 cases keeps donors away, putting an already strained medical system under further stress.
manbetx3.0 的血库正在艰难应对供应短缺，因为一波新冠感染潮使献血人数急剧下降，给本已紧张的医疗系统带来进一步压力。
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