The bloc's economy eked out expansion of 0.1 percent over the fourth quarter.

其在第四季度勉强实现了0。1%的增长。

There has been a huge kind of expansion of the street art and mural scene in Baltimore over the last couple of years.

在过去的几年里，巴尔的摩的街头艺术和壁画艺术有了很大的扩展。

By measuring the speed of different supernovae at different distances –? aka different times in the past – we can plot the expansion of the universe over time.

通过测量不同距离上不同超新星的速度——也就是过去不同的时间——我们可以绘出宇宙随时间的膨胀。