The system requires very low running current and uses small household batteries.

此系统只需 要非常低的运行电流和小型家用电池。

youdao

He also highlighted deeper problems, such as trading imbalances, with some countries running current account surpluses and others running deficits.

BBC: Ernst Welteke

Others, such as Ronald McKinnon of Stanford University, think that American profligacy has trapped East Asia into running current-account surpluses.

ECONOMIST: Economics focus

Many developing countries are running current-account surpluses, in order to be less dependent on foreign capital than they were a decade ago.

ECONOMIST: In emerging markets, the bond-market dogs lose their bite