dark yolk

例句：

1. 1. The dark yolk is rich in nutrients that are essentialfor the baby's growth.
   蛋黄富含对婴儿成长至关重要的营养物质。
2. 2. The chefcarefully removed the dark yolk fromthe chicken before cooking it.
   厨师在烹饪前小心翼翼地从鸡肉中取出蛋黄。
3. 3. Thedark yolk of the egg isa rich source of protein and vitamins.
   鸡蛋的蛋黄是丰富的蛋白质和维生素来源。