不要忘了给食素者准备沙拉.Don't forget the salads for the vegetarians!对称机制无法解释这个结果, 因为我们给食的对象每次都不一样.Symmetrical connections could not explain this outcome, as the pattern varied from day to day....
委内瑞拉实行的固定官方汇率为1美元兑2.15博利瓦.Venezuela has a fixed official exchange rate of 2.15 to the dollar.该国居民向外汇交易商兑换美元,以防范通货膨胀或是本国货币博利瓦贬值的风险.Residents seeking protection against inflation or a devaluation of the bolivar turn to cur...