桌上有一只用珠子串成的小三角形作装饰的盒子。On the table sat a box decorated with little pearl triangles.我倒很喜欢装饰的效果。I rather like the decorative effect.饰钉装饰的皮带a studded leather belt...

“装饰的”的英语可以翻译为：decorative，gilded，[法] ornamental，illuminative，ornate ...