running
n. 运转；赛跑；流出；
adj. 连续的；流动的；跑着的；
v. 跑；行驶。
例句
Im always running myself down.
我总是深深自责。
Running on the spot is good exercise.
原地跑步是一种很好的锻炼。
He had been running uphill a long way.
他向上坡跑了很长的一段路。
He keeps in trim by running every day.
他每天跑步保持身体健康。
She wheeled around and started running.
她突然转身就跑。
