衬底 chèndǐ substrate Origin Definitions Defs Strokes Stroke Words Sentences Sents chèndǐ substrate 衬 襯 chèn to line To place something underneath or inside for protection or shape, such as adding a lining to a garment or padding inside a box.底 dǐ nounlocative bottom The lowest part of an object or body of water; base; foundationchèndǐ background pattern 衬 襯 chèn to set off To contrast with or provide a background that highlights something else, often through use of color or lighting; to enhance by contrast.底 dǐ background The background color or surface that patterns are set against