第三，年龄更大、更具统治地位的雄鹿制造的擦痕更多，而且其分泌在特定擦痕上的气味分泌物很可能也更多。
Third, older, more dominant bucks produce more buck rubs and probably deposit more glandular secretions on a given rub.
当你的身体分泌出太多胰岛素，它会加快热量转化为甘油三脂，而这就是身体储存脂肪的方式。
When your body secretes too much insulin, it accelerates the conversion of calories into triglycerides, which is how your body stores fat.
他们把这三组因子的基因搭载到一种病毒上，再用病毒感染被称作外分泌细胞的另一种类型的胰腺细胞。
They hitched the genes for these three factors onto a virus that infects another type of pancreatic cell, known as an exocrine cell.
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