Please keep in mind: There are no additive to keep the engine oils' color clear.

请记住：没有添加剂可以保持发动机油颜色清澈。

youdao

Past shades, such as color clear, light, and a net, as a mirror, has been quiet.

往事浓淡，色如清，已轻，经年悲喜，净如镜，已静。

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The beads of color clear, shiny and moist, clear lines of natural, mellow and delicate texture, a certain degree of surface weathering pattern, thick patina.

该天珠为，色泽分明、油亮润泽，纹路清晰自然、质感细腻圆润，表面有一定程度的风化纹，包浆厚重。

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So,his world was filled with masses of color without clear shapes.

VOA: special.2010.05.30

Ahead of this year's conclave, spokesman Father Federico Lombardi said the chemical technique had been improved to ensure a clear color signal.

CNN: March 13, 2013 -- Updated 0018 GMT (0818 HKT)

Built on the success of Nikon's previous touch-screen models, COOLPIX S70 features Nikon's newly developed 3.5-inch Clear Color Display and a new generation of touch-screen controls that offer an enhanced shooting and playback experience.

ENGADGET: Nikon Coolpix S1000pj projector-cam beams into reality along with friends

It pours a clear orange color with only a small white head, which fades quickly.

FORBES: Dogfish Head and Boston Beer Meet In SAVOR Flowers