这电筒没有用；电池没有电了。
这里没有电，只有一个旧太阳能电池板，每天提供几个小时微弱的灯光。
There's no electricity beyond that provided by one old solar panel that powers two dim lights for a few hours a day.
不消两三个钟点，“乌贼号”就会剩下个“空电池”，一点电也没有了。
In another few hours the devilfish would have a "flat can" no battery juice left.
顺便说一句。你没有必要等电池的电用光了再充电。不管有多满，锂离子电池都可以充电的。
Incidentally, you do not need to empty the battery before charging. Modern lithium phone batteries can be recharged however full they are.
原则上，这可以配合电池子系统，创造真正的充电式油电混合车无轨电车，尽管从2006年开始，没有这样的设计似乎已经宣布。
In principle, this could be combined with a battery subsystem to create a true plug-in hybrid trolleybus, although as of 2006, no such design seems to have been announced.
烟雾警报器装了没有电的电池或是没有装电池，就如同没有装置烟雾警报器。
A smoke alarm with a dead or missing battery is the same as having no smoke alarm at all.
我的手机电池用光了。我的手机没有电了。 我的手机不能用了。你有充电…
My battery is running out. I've got no power left. My phone's dead. Do you have a charger?
第一个是鸡生蛋还是蛋生鸡的问题：由于几乎没有燃料电池的充电站、没有氢电汽车，因此就没有必要建立充电站；
The first is the chicken-and-egg problem that, as there are virtually no hydrogen filling-stations, there are no hydrogen cars—and hence there is no reason to build the filling-stations.
第一个是鸡生蛋还是蛋生鸡的问题：由于几乎没有燃料电池的充电站、没有氢电汽车，因此就没有必要建立充电站；
The first is the chicken-and-egg problem that, as there are virtually no hydrogen filling-stations, there are no hydrogen cars—and hence there is no reason to build the filling-stations.
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