all black的用法和样例：
例句
- It is perhaps my pillow, and moist for many years, that piece of pebbles, not blue, but a true black, and loaded with my sorrow.
它或许是我枕边的，温润了许多年的，那块鹅卵石，不是蓝色的，而是纯黑的，盛载着我的忧伤。 - Former chicken of black blood chicken plants forest is by pure Hei Yu pheasant and the distinctive chicken that form after grouse is natural and copulatory are planted.
丛林黑血鸡原鸡种是由纯黑羽山鸡与野鸡自然交配后形成的独特鸡种。
