他们出售自己动手做镶嵌画所需材料和现成的镶板。They sell materials for DIY mosaics and ready-made panels.现成的床罩定价200英镑起。The ready-made bedcovers cost from £200.在中国杂货店里你可以买到现成的。You can buy it ready-made at Chinese groceries....

“现成的”的英语可以翻译为：eady-made，off-the-peg，[计] existing，reach-me-down，ready ...