The great advantage of a single currency is that it eliminates exchange rate uncertainty and reduces transaction costs, thereby promoting trade and investment.
单一货币的最大优势在于消除了汇率不确定性并降低了交易成本，从而促进贸易和投资。
我喜欢狗。你总是知道狗在想什么。它有四种情绪。快乐、悲伤、生气和专注。
I am obsessed with the idea of eternity.
The world is all that is the case.
你的太阳无法照耀是因为我。
