灯泡更换后，头灯应该适当地对齐，以防止其眩光从分散其他道路使用者。

After the bulb replacements, the headlights should be properly aligned to prevent its glare from distracting other road users.

youdao

换一个灯泡当然很容易，但是要更换灯泡和其固定装置就比较难了。

It is easy to change a light bulb, sure, but it is harder to change the bulb and its fixture.

youdao

更换一个灯泡到底需要花费多少钱？

How much does it cost to change a light bulb?

youdao

And when we talk about intensity in terms of units, we usually talk about watts, so if you change your lightbulb, usually you see the intensity in terms of watts.

当我们讨论强度的单位时，我们经常用瓦特，所以如果你更换灯泡，你通常会看到,以瓦特为单位的强度值。

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