" what is the iso-spin singlet partner of the pi-zero meson? "

π零介子的同重旋单重配合物是什么?

And then obviously, you know, comfortable running shorts and a nice light singlet are kind of a go to if temperatures are nice.

显然，你知道的，如果温度适宜，舒适的跑步短裤和漂亮的轻便背心会很合适。

First of all, we have to wear these things called “singlets, ” which look like those bathing suits they used to wear in the 1800s.

首先，我们得穿一叫“背心”的东西，看起来就跟80年代人们穿的那似的。

I carried it slowly across the garage's smooth cement floor, except in my mind I was dressed in an animal skin singlet (probably a leopard skin) and carrying the cinderblock across the center ring.

我搬着它慢慢走过车库平滑的水泥地面，但在我的脑子里，我正身穿一件兽皮背心（很可能是豹皮的），搬着那块水泥板走过舞台。