今天我们要学的词是 roil. Roil,动词，意思是引发震动，使动荡。 源自日本的比特币最大交易平台Mt.Gox倒闭， The news has roiled the market for the virtual currency. 这一消息震惊了比特币市场。The Sudden depreciation of the Chinese Yuan has roiled the price of copper in global markets. 人民币突然贬值引发了国际市场铜价的震动。 Protest-related violence has roiled Thailand over the past three months. 过去三个月里，同抗议活动有关的暴力事件使泰国陷入动荡。 好的，今天我们学习的词是 roil, roil, roil…