run empty

基本解释

Lorries run empty for almost a quarter of the miles they cover in the UK, according to data from the Department for Transport.
根据英国运输部门的数据，运输卡车所行驶的路程中有大约四分之一是空载的。
China has stopped running a lot of the faster trains, as they run empty at higher ticket prices than the average person can afford.
中国已经停止运行许多更快的火车了，因为他们高票价导致空车，普通老百姓付不起。
When you’re just about to run on empty, pull over to the nearest gas station to load up. You’ll be amazed at how much money you’ll save at the end of the month or the year.
在重新加满之前好好利用你油箱里的每一滴油，在油箱快空时，到最近的加油站去加油，到月底或年末你会惊奇地发现自己省下了多少钱。

I'm going to give a name to that. And what you see there is I'm going to call divisors initially an empty tuple, something has nothing in it. Right here. And then I'm going to run through the same loop as before, going through this set of things, doing the check.
你们可以看到这里,我初始化一个空的元组,名为divisiors，这里，然后我会去运行,跟以前一样的循环，遍历这个集合内的东西,然后做检查，现在我要做的是，每次我找到了一个除数我要把它收集起来。
麻省理工公开课 - 计算机科学及编程导论课程节选

With inflation now under control, China is stocked with other possible monetary policy actions to help growth in 2012, as opposed to the central banks of the U.S., Europe and England, which have run empty.
FORBES: Chinese Monetary Discipline Sows Seeds Of New Growth
Today most Greyhound buses run half empty.
FORBES: Doghouse On Wheels
Then they were set free, out the front door to run wild in the empty town.
NEWYORKER: Or Else