In the U.S., it represents 20 percent of infections, doubling in the past two weeks.

在美国占感染总数的20%，其感染率在过去两周内翻一倍。

These days, his efforts yield trout up to four times as large in the same amount of time.

在，他的努力使鳟鱼的产量在同样的时间内翻四倍。

One way we can tell that babies need glasses is their eyes are crossing, turning in, or turning out.

我们判断婴儿需要眼镜的一种法他们的眼睛交叉、内翻或外翻。

15 years and older must be free of trachomatous trichiasis, the characteristic inward-turned lashes.

15 岁及以上的人必须没有沙眼倒睫，即睫毛内翻的特征。

The repeated infection will scar your eyelids so that they contract and they turn inside out.

反复感染会在您的眼睑上留下疤痕，使它们收缩并且内翻。

So their deposits, I think, quadrupled in a couple of years, or at least tripled in a couple of years.

因此，我认为他们的存款在几年内翻两番，或者至少在几年内翻两番。