There are green grapes, red grapes and purple grapes on the table.
桌上有绿葡萄，红葡萄和紫色的葡萄。
2
His face had changed; fright had turned even the tip of his nose from red to deepest purple.
他的脸色都变了；他吓得连鼻尖都从红色变成了深紫色。
3
The colours are magnificent, but the question of exactly why some trees turn yellow or orange, and others red or purple, is something which has long puzzled scientists.