今天我们要学的词是overnight。 Overnight, 是一夜之间的意思。 "Things cannot change overnight," 情况不会在旦夕之间发生转变。最近全球范围内股市的下滑，引起了国际石油价格的下跌。不过， "Supply and demand did not change overnight," 石油的供需关系是不会在一夜之间发生变化的。 "What changed overnight was the stock market," 瞬息万变的其实是股票市场。美国政府推出大规模救市计划。然而， "The bailout plan won't work overnight," 救市计划不会立刻产生效果。好的，今天我们学习的词是overnight...