1.
impermeable barrier
不可渗透层;不渗水层;不渗透遮挡层;不透层;不透水隔层
2.
A screening against light or heat.
遮蔽光或热的遮挡物
3.
A Fast Hidden Removal Plotting Algorithm Combining Hierarchical Covered Image with Image Cache
结合层次遮挡图和图像缓存的快速消隐绘制算法
4.
Improved Coherent Hierarchical Culling Algorithm Based on Probability Computing Model
基于概率计算模型改进的相关性层次遮挡裁剪算法
5.
Parasols are used as a protection against the sun.
阳伞是用来遮挡阳光的。
6.
Wear a hat to protect yourself from the sun.
戴上太阳帽以遮挡阳光。
7.
The windscreen has fogged .
挡风玻璃让雾气遮住了.
8.
screen(a lamp,light,etc)to reduce its brightness
遮挡（灯、光等）以减弱亮度
9.
To get in the way of so as to hide from sight.
遮蔽挡住，以使其看不见
10.
She screened her face from the sun with her hand.
她用手遮脸以挡住阳光。
11.
He pulled down the blinds to shut out the sunlight.
他拉下遮帘挡住阳光。
12.
The trees branch thickly over the path .
此树生枝极多，遮挡小路。
13.
The umbrella is a poor shelter from heavy rain.
雨伞不太遮挡得住大雨。
14.
A flap that covers an entrance or forms a rooflike extension for a tent or the canopy of a vehicle.
帐篷的双层罩子盖住入口的帘子或遮挡帐篷或汽车顶篷的屋檐状覆盖物
15.
In the southeast, the sun hung on the edge of the desert behind a white pall, as yellow and lack-luster as a burnt corn cake.
太阳在东南沙漠边上悬挂着，被一层白色的烟尘遮挡住，像一个焦糊的玉米面圆饼，显得黄而暗淡。
16.
A large green awning is set over the glass window to shelter against the sun.
在玻璃窗上装了个绿色的大遮棚以遮挡阳光。
17.
Something, such as a window shade or a Venetian blind, that hinders vision or shuts out light.
遮光物如窗帘或软百叶窗等能遮挡视线或挡住阳光的物体
18.
A fixed or movable shield against glare attached above the windshield of an automotive vehicle.
遮阳板汽车挡风玻璃上一块用以挡强烈阳光的固定不动的挡板