Dimmable bulbs cost around 12 , and only last two to three years on average .

可调光灯泡的单个售价约为12英镑，但平均寿命只有两到三年。

The light is more natural , can change colour , can be more precise and is instantly dimmable .

后者发出的光更加自然，可改变颜色，亮度可以更加精确，且可以瞬间变暗。

You don 't get a lot of real estate for your yen , though the box had plenty of modern conveniences : a small lcd tv , high-speed wi-fi , dimmable lighting and a wall-mounted alarm clock .

你花出的日元并不能给你买到很大的空间，尽管这个小小的微型舱里有许多现代的设备：一架小小的液晶电视机，高速无线上网，可控灯光和安装在墙上的闹钟。