At its peak in mid-March, nearly 11% of tested specimens were positive for HMPV, a number that's about 36% higher than the average, pre-pandemic seasonal peak of 7% test positivity.

在3月中旬的高峰期，近11%的检测样本呈HMPV阳性，这一数字比大流行前7%的平均季节性峰值高出约36%。

In a study published in 2015, researchers tested  48 specimens of Toxodon and Macrauchenia to see if there was any collagen - which is a really common  kind of protein - left in their remains.

在 2015 年发表的一项研究中，研究人员测试了 48 个 Toxodon 和 Macrauchenia 的标本，看看它们的遗骸中是否有胶原蛋白——这是一种非常常见的蛋白质。