She was trapped in a downward spiral of personal unhappiness.

　　她陷入了個人不幸的.旋渦難以自拔。

　　The downward trend in home ownership is likely to continue.

　　擁有房屋所有權(quán)者人數(shù)減少的趨勢可能會持續(xù)。

　　Oil prices continued an upward swing in New York this morning.

　　今天上午紐約油價繼續(xù)上揚。

　　Unemployment will continue upward for much of this year

　　今年的大部分時間失業(yè)率仍將上升。

　　She gave him a quick, upward look, then lowered her eyes.

　　她抬眼迅速瞥了他一下，然后眼睛又垂了下去。