“当那边是白天时,我们这里已经是夜晚了”用英语怎么说?

When there is a day when we have here is the night

When there is a day, we have been here for the evening were

When there is day, here we have is a night

When it is in the daytime there, Here we has been at night.

Here is already evening while it is daytime oversea.