how lovely the light is on sultry evenings!
温暖的黄昏里阳光多么美丽!
the light is on the trousers.
电灯在裤子上。
you can see this effect in any mirrored office building at night -- if the light is on in an office, you can see into the office just fine.
你可以看到这种效应在任何镜像的办公大楼在夜里--,如果光是在办公室,你可以看到进办公室就好。
with these works, we can get a feel for the complex visual and psychological changes between when the light is on and when it is off.
在这组作品中我们能够体验到打开灯光与不打开灯光时截然不同的外在视触觉与内在心理触觉的复杂变化。
the light is on while charging and off when fully charged or unconnected with the battery.
充电时灯亮,充满或者没有接电池灯不亮。