英语听力精选进阶版 17478

 

Wall Street Update

LAST THURSDAY

Our regular look at the US markets, in what's been a volatile¹ week around the world.

1 volatile   

adj.反复无常的，挥发性的，稍纵即逝的，脾气火爆的；n.挥发性物质

参考例句：

• With the markets being so volatile,investments are at great risk.由于市场那么变化不定，投资冒着很大的风险。
• His character was weak and volatile.他这个人意志薄弱，喜怒无常。