哪张照片可以正确显示女孩们的坐姿？

Which is the right picture to show the way the girls sat?

youdao

然而，要使用WCS原来还是需要一点培训的——包括掌握正确的坐姿从而，好吧，就是能让“天王星”在WCS“黑洞”的直上方绕行。

Turns out, however, that it takes a little training to use the WCS—including learning to sit in the correct position so that, well, "Uranus" orbits directly above the WCS's "black hole.

youdao

然而，要使用WCS原来还是需要一点培训的——包括掌握正确的坐姿从而，好吧，就是能让“天王星”在WCS“黑洞”的直上方绕行。

Turns out, however, that it takes a little training to use the wcs-including learning to sit in the correct position so that, well, "Uranus" orbits directly above the WCS's "black hole."

youdao