I took a quick dip in the hotel pool before lunch.午饭前我在宾馆的泳池中游了一会儿。Derby remain becalmed in mid-table.德比一直在中游徘徊。I was never at the top of my class. I was somewhere in the middle, I suppose.我从没有在班里名列前茅,估计是在中游位置。We swam out beyond the breakers.我们从涌向岸边的浪中游了出来。