1.
light scattering coefficient
光散射系数（抗沾污性能测试）
2.
make a spot or mark onto.
沾污一个污点或作标记。
3.
grimy hands, windows
沾满污垢的手、 窗户.
4.
The dog was speckled with mud.
狗身上沾满了点点污泥。
5.
The children are covered in mud from head to toe.
孩子们全身沾满了污泥。
6.
smear so as to make dirty or stained.
为了弄脏或沾污而涂抹。
7.
stain by smearing or daubing with a dirty substance.
被一些很脏的东西沾污。
8.
Ruined the family's good name.
沾污了家族的好名声
9.
accelerated soiling method
[地毯]快速沾污试验法
10.
This silk spots easily.
这种丝织品容易沾污。
11.
This silk will spot.
这丝绸会沾上污渍的。
12.
The brass surface must be free of contamination.
黄铜表面必须未经沾污。
13.
alpha-contamination meter
α放射性沾污测量仪
14.
The fabric will spot easily.
这种塑料很容易沾污。
15.
The children were covered in mud from head to toe.
孩子们全身沾满了污泥.
16.
mar or impair with a flaw.
由于瑕疵沾污或消弱。
17.
To make smudges or stains by smearing.
沾上污迹因油污使脏污或染色
18.
To cover with black dirt or soot;begrime.
使积满污垢被黑色污垢或煤灰覆盖、弄脏、沾污