And since then there been at least 2 iterations of further stopgap measures, first European community adopted and then American are doing much the training.
至少有两次想要控制差距的措施，一个是欧盟采用的，然后美国也在作相似的训练工作。
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For example, the method could help doctors quickly make human antibodies against a pandemic flu strain as a stopgap therapy, or to protect people against infection, said the researchers.