And,it means that transgenic marmosets can be produced from breeding instead of by the lengthy process of injecting fertilized eggs.
VOA: special.2009.06.23
In fact, we have, and I want to read to you in just a moment a lengthy transcript of Plato's own account of why he came to write the Republic.
实际上,我们握有,我马上就会与你们分享,柏拉图冗长的亲笔解说,为何他要撰写《理想国》
So, if you were someone that was getting it after it had been passed through many people, you wouldn't have as strong or as lengthy a protection as the first individual did.
如果一个疫苗经过很多人的传递,再接种到你身上,你不会获得像第一个接受疫苗的人,那样强效持久的免疫效果
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