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1·An icon appears when it is time to change the battery.

时出现一个图标是时候更换电池。

2·The first reason was we thought we could change the battery.

第一个原因是我们认为我们可以改良电池。

3·I change the battery for my old electric motorcar this afternoon.

今天下午，我去为我的旧电动车换了电池。

4·So please be sure to change the battery at the professional maintenance station.

所以请一定在专业维修站换电池。 。

5·Change the battery when it goes bad which is incredibly obvious and easy to detect.

更换电池出现故障时，这是令人难以置信的明显，容易发现。

6·The microphone transmitter with a power indicated circuit, prompt to change the battery.

发射器具有电量指示电路，提示更换电池。

7·If the batteries cannot maintain a charge for long periods of time, even when they are charged correctly, this may indicate it is time to change the battery.

如果电池长周期不能充电，即使充电方法正确，这样需要更换电池了。

8·A small battery heats up thin metal threads in the cloth to change colors or forms.

一个小电池加热布料上的细金属线来改变颜色或形状。

9·But high oil prices and concern over climate change mean there is now more of an incentive than ever for researchers to join the quest for better battery technologies.

高昂的油价以及对气候变化的忧虑，意味着研究者们将以前所未有的动力去加入追求更好性能的电池技术的行列。

10·The US Office of Naval Research has asked the two teams for ideas for gliders that will never need a battery change.

美国海军研究办公室要求这两个研究小组提供一些不需要更换电池的水下滑行机器人设计方案。