Mother Nature threw us a curve ball last winter with record-breaking amounts of snow.去年冬天的降雪量创下了记录，老天爷真是给我们出了个难题。The book on that batter was that he couldn't hit a curve ball.对付那名击球手就要了解他不会击曲线球的特点。Ryan pitched a curve ball which easily beat the batter.瑞安投出一个弧线球，轻易就骗过了击球手。The pitcher delivered a curve ball.投手投掷了一个弧线球。