Materials: double-color surface material. high-grade trolley, cipher lock with cases, silk cloth inner lining.

材料：双色面料。优质拉杆，随箱配置密码锁，箱为丝布内里。

youdao

Materials:Thin double color surface material. high-grade trolley, cipher lock with cases, silk cloth inner lining.

材料：小双色面料。优质拉杆，随箱配置密码锁，箱为丝布内里。

youdao

The color surface has much more selectivity, while there isn't selectivity of visual spectrum for black and white surface color.

彩色表面对可见光谱有较高的选择性，黑白系列的表面色对可见光谱的反射没有选择性。

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Or,they can be more complex such as using liquid glazes to change the color or shininess of the clay surface.

VOA: special.2009.09.09

When the wood has been cut, liquid color called ink is painted onto the surface.

VOA: special.2009.09.02

Huge swatches of neon yellows, reds and lime-green swiped across every surface try to provide the color-coding necessary to find one's way around within the vast black box.

WSJ: The Library's Future Is Not an Open Book | By Julie V. Iovine | Public Library Renovation

On Thursday, NASA released a sweeping color panorama of the planet's surface, showing the rocky, reddish desert surrounding it and the mountain it will explore in the coming months.

CNN: SHARE THIS

Adelson, typically, was consumed with things large and small: the precise replication of the Campanile di San Marco and the Bridge of Sighs, the tassels on the curtains, the question of whether it was cheaper to rent or buy cranes (he bought), the color of the canals (he ordered them drained and their surface repainted, for a more perfect blue).

NEWYORKER: The Brass Ring