自然与艺术皆为边缘，心中的信仰才是核心所在。

Nature and art were the edges, and inner faith was the center.

youdao

但是乐观人士认为，核心国家和边缘国家债券市场波动的规模和波动的原因是截然不同的。

But optimists argue that the scale of the bond-market moves and the dynamics behind them are totally different in the core and in the periphery.

youdao

这种核心地带与边缘地带的区别，在很多国家都存在。

This division of core and periphery is common in many countries.

youdao