用窗帘遮上窗户
cover the window with the curtains
她用手帕遮着脸。
She covered her face with a handkerchief.
他用手遮着眼睛说。
He covered his eyes with his hand and spoke.
他用手掌遮在额上
he covered his forehead with his palm
有山遮着，所以看不见。
There is no visibility because the view is obscured by mountains.
你别遮着光线，否则我看不见了。
Don't block the light, or else I can't see.
小小的棚子不遮日，不挡风。
A small shed provides no shelter from the sun or the wind.