But there is still no lithium battery light enough to power a small electric car over a reasonable distance on a single charge.

但是仍没有轻易做到一次充电能为一辆小型电动车通过一段合理的道路提供电力的锂电池。

youdao

Still, most hedge funds are sufficiently suspicious to maintain links with several brokers, so that no single firm is aware of all their positions.

大多数对冲基金对此十分怀疑，他们与多家机构经纪维持联系，因此单独一家公司不会知道他们的全部头寸。

youdao

No, Sir, I'm still single.

没有，先生，我还是单身。

youdao

Commissioner Oettinger said there was still no single market for energy and that the EU was still too dependent on imports.

BBC: Commissioner sets out EU energy future

There clearly is no lack of opposition to President Obama and his policies, but there still seems to be no single answer as to who should take him on in the next election.

BBC: US Republicans in upbeat mood after poll victories

There is still no mastermind, no single body responsible for overseeing the process.

ECONOMIST: Japanese finance: A suitable case for treatment | The