If you're looking to cut down on the number of programs cluttering up your system tray and taskbar, Digsby combines the functionality of many separate applications into one.

如果你想减少程序的数量使你的系统盘和任务栏保持整洁，那么集合众多功能于一身的Digsby就是你理想的对象。

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Many outboard brackets, like the one shown here, can be moved up and down to raise and lower the motor.

许多舷外发动机支撑臂，就像上图中所示的那个一样，可以上下移动以使发动机抬起或下降。

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[In one experiment, researchers] found that twice as many mall shoppers who had just ridden an up escalator contributed to the Salvation Army than shoppers who had just ridden the down escalator.

“研究人员在一次实验中发现，商场购物者中，乘扶梯而上的人对“救世军”进行的捐助，是那些乘扶梯而下的人的两倍。

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The villages we'd be stopping in would all be 7 to 10 miles apart on a path that follows a steady gradient up a single valley, a positively leisurely prospect compared with the up-and-down slogs from one valley to the next that characterize many Himalayan trails.

WSJ: Trekking the Har Ki Doon Trail in India's Himalayas