We have investigated oxyhalide glass in detail for the blue and green light output.

系统的研究了用于实现蓝绿光输出的卤氧玻璃材料。

The significance of a green traffic light is generally understood.

人们通都明白绿色交通灯的含义。

Mother gave us the green light to go on the camping trip.

母亲我们露营旅行。