So, if the R0 is below 1, the infection peters out; if it's one, it stays steady.

若R0<1，感染传播将逐渐减弱；若R0=1，感染传播规模将维持稳定。

This morning, at Saint Peters Square in Vatican City, thousands of people gathered for Easter Sunday mass.

今天上午，数千名民众聚集在梵蒂冈城的圣彼广场参加复活节弥散。

By the 1970s church attendance  had declined and St Peters closed in 1979.

到了 20 世纪 70 年代，出席人数逐渐减少，圣彼于 1979 年关闭。

" We already had mocked up the future Adolf Hitler Square with a dome inspired by San Peters in Rome, but seventeen times bigger."

“我们已做好希特勒广场模型。广场圆顶的灵感来自罗马彼大，但比它大17倍。”

The deacon of the St. Peters Church sang hymns in support of Biden, thanking God as hundreds of church goers cheered on chanting " Biden, Biden."

圣彼的执事唱着赞美诗支持登，感谢上帝，同时，数百名信徒高呼“登，登”。

In 1778, she married a free Black man named John Peters.

1778 年，她嫁给了一个名叫约翰·彼斯的自由黑人男子。

You remember me! Yes, I'm with Li Wang Enterprises; I'm the Accountant Peters.

你还记我！是的，我是李旺业司的，我是会计，Peters。

Peter Bird of Britain became the first to do so in 1983.

1983年，英国的彼·伯德是第一个做到这件事的人。

Ona Peters was among those attending the fair.

欧娜·彼斯是参加博览会的人之一。

And the last one, Mr. Peters.

还有最后一个，彼斯先生。

And then there's Mr. Peters, whom you will meet later when he will explain the conference schedule.

然后还要感谢彼斯先生，你们稍后会见到他，他会解释会议日程安排。

Authorities say the victim, Lily Peters, knew the suspect.

当局表示，受害者莉莉·彼斯认识嫌疑人。

Hey, Peter. Thanks for joining to supply a foreign editor's view.

嘿，彼，感谢你加入并提供外国编辑的视角。

That's what this is, peter.The bond is him showing off.

这就是真相 彼 他在炫耀自己制作的债券。

Katie Peters is a high school teacher in Toledo, Ohio.

凯蒂·彼斯是俄亥俄州托莱多市的一名高中师。

Here with us today is another symbol of hope, a very brave 9-year-old girl named Sophia Marie Campa Peters.

今天在这里，还有一个关于盼望的例子，是关于一个名叫索菲亚的9岁勇敢女孩儿。

While departures gets a lot of attention, Peter says the arrivals area has been neglected.

虽然出发区域备受关注，但彼表示，抵达区域却被忽视了。

Look at the snow. Let's make a snowman, peter.OK.

看雪。我们来做雪人，彼。好的。

All was quiet as the three Peters looked at one another.

三个彼对视着，四周寂然无声。

The other Peters smiled at their " brother."

其他彼对他们的“兄弟”微笑着。