Instead, fish reared in high-density situations may learn that conspecifics are to be viewed as competitors, rather than as potential sources of adaptive information.
"相反，在高密度情况下饲养的鱼类可能会了解到，同种物种应被视为竞争者，而不是适应性信息的潜在来源。
2
Low levels of high-density lipoprotein (HDL), or "good," cholesterol.
低水平的高密度脂蛋白(HDL)，一种“好的”胆固醇。
3
High-density polyethylene and low-density polyethylene were the second and third place polymers.