It only reminds you it's there when you've burnt your bread! Or there may be lights in your home or school.
它只是提醒你,当你烤焦面包的时候,它就在那里!或者你的家里或学校里可能有灯。
2
These lights, known as adaptive signals, have led to significant declines in both the trouble and cost of travels between work and home.
这些被称为自适应信号的灯,已经显著降低了往返于工作和家庭之间的麻烦和成本。
3
We may leave our lights on in the house when we are on vacation, but through social media we tell criminals where we are, when we plan to return home, and how to blackmail us.