现在,和老款的手机相比,对智能手机最大的诟病就是电池太不耐用了。
A common complaint about today’s smartphones is their short battery life compared to older cell phones.
另外,锂电池足够坚固耐用以适应世界各地的列车也是一个问题。
There is also the question of whether lithium-ion batteries are tough enough for the world of railways.
因为铅碳电池非常耐用而且便宜,Buiel博士介绍说.
PbC batteries are durable and cheap to make because, according to Dr Buiel, they can be produced on existing lead-acid production lines.
The only thing that stands between us and that is a suitable battery.
而之间唯一的困难则是,合适耐用的电池。
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