1. The assistant watermelon breeder reports to the breeder. 西瓜育种助理将向育种主持人汇报。
2. A number of breeder reactor designs use liquid sodium as coolant. 一些增殖反应堆的设计使用液态钠为冷却剂。
3. The criteria for "fit" -- for what is selected -- is chosen by the breeder and is thus an artifact, or artificial. “合适”的标准——对于被选择者来说——是由培育员选择的,因而也是人工产物或人为的。