Perhaps, similar to sails, they make a useful backup for when the lights go out.

也许，和风帆一样，它们作为备用品可以在熄灯的时候排上用场。

youdao

And, perhaps, similar to sails, they make a useful backup for when the lights go out.

也许，和帆船一样，它们在熄灯的时候可以作为有用的备用品。

youdao

However, solar lights are very useful if you are simply looking for a bit of ambience.

不过，太阳能灯，是非常有益的，如果你只是在寻求一个位元的氛围。

youdao

One day, the owner was not at home, light it on the candle from the earth said: "the candle brother, you see our lights is more useful than you?"

一天，主人不在家，电灯便自大地对蜡烛说：“蜡烛老弟，你看我们电灯是不是比你们有用多了？”

youdao

One day, the owner was not at home, light it on the candle from the earth said: "the candle brother, you see our lights is more useful than you?"

一天，主人不在家，电灯便自大地对蜡烛说：“蜡烛老弟，你看我们电灯是不是比你们有用多了？”

youdao