batteries

It is more expensive to run a personal stereo on disposable batteries than on rechargeables.

随身听使用一次性电池比用充电电池更贵。

He is certain that this TV set will operate on batteries.

他肯定这个电视机可以用电池.

The batteries are running down.

这些电池快没电了。

Every time she consulted her watch, she wondered if the batteries were wearing out.

每次她看手表，都会怀疑是不是电池没电了。

The faster it moved underwater, the quicker the batteries would go flat.

它在水下开得越快, 蓄电池的电消耗得也越快.

He wanted to recharge his batteries and come back feeling fresh and positive.

他想去放松休息一下，然后精力充沛、干劲十足地回来。

Most people have the kind that switches over to batteries in emergency.

大多数人都有在紧急情况下换用蓄电池的那种装置.

The batteries had a life span of six hours.

这些电池的寿命为6小时。

to replace the batteries

更换电池

The salts may be used to make solid-state batteries.

这些金属盐可用来制造固体电池组.

The implication is that this battery lasts twice as long as other batteries.

言外之意是，这种电池的寿命是其他品牌电池的两倍。

All the batteries fired at once.

万炮齐发.

Most flashlights work on two batteries.

大多数的手电筒用两节电池.

The shavers come complete with batteries.

这些剃须刀都已经配好了电池。

We turned the bicycle lights off to conserve the batteries.

我们把自行车的灯关了,以节省电池的用电.