◆to run short or to run low所剩无几；所余不多
Time is running short.时间不多了。
By this time in the afternoon, my energy levels are starting to run low.到下午的这个时候, 我的精力就开始要耗尽了。
to run short of sth or to run low on sth某物所剩无几
We are running low on drinking water.我们的饮用水不多了。