powdery
adj. 粉的；粉状的；布满粉状物的
例句
A couple of inches of dry, powdery snow had fallen.
降下了好几英寸厚的粉状干雪。
《柯林斯英汉双解大词典》
The leaves have yellow areas on the top and underneath are powdery orange spots.
叶子上端有黄色斑块，下方有粉状橙色斑点。
Its surface was powdery and sprinkled with grains of black dust.
月球的表面是粉状的，上面散布着一些黑色的尘土。
