A dial (24) has a light shielding plate (22) on its back.

表盘(24)在其背面具有遮光板(22)。

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A circuit board (16) on which the LED are mounted is arranged at the back of the light shielding plate.

LED安装在上面的电路板(16)被安排在遮光板的背面。

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Besides of the light shielding function it can also nourish the skin and block the damages by color make-up.

这款产品牌富含稍微的遮瑕作用以外，更可以调养润泽肤质部位并隔绝彩妆对肤质部位引发的敏感损害。

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The national park applied to the International Dark Sky Association to earn the status, a process that involved having its light pollution levels strictly monitored, and shielding outdoor lighting to make it more dark-sky friendly.

BBC: Five deep dark places for stargazing this summer