marbled effect meaning in English

大理石效果

To achieve a convincing marble effect , one must choose a color scheme that closely imitates the natural version
要想达到逼真的效果，必须选择跟天然大理石接近的色彩来进行。
With a tip of toothipick you slide across the surface to create stripes or swirl the whole mixture with a table knife until it resembles a marbled effect
然后用牙签轻轻在表面上划出条纹状抑或用餐刀将其划成彩石状。