1. Liver and kidneys are particularly rich in vitamin A. 肝脏和肾脏尤其富含维生素A。
2. We'll grow new livers, kidneys, hearts, and lungs like spare parts for a car. 我们将长出新的肝脏、肾脏、心脏和肺，这些东西就像汽车的零部件一样。
3. Not until about ten million years later did species of whales develop specialized kidneys enabling them to drink salt water. 直到大约1000万年后，鲸类才进化出专门的肾脏，使它们能够饮用盐水。
4. There have been some indications that extra protein makes the kidneys work harder, which could be problematic for individuals with a history of kidney disease. 有一些迹象表明，过量的蛋白质会加重肾脏负担，这对有肾脏病史的人来说可能是个问题。
