The numerical effect is obvious: there are fewer salmon in degraded regions than in pristine ones; however, habitat loss also has the potential to reduce genetic diversity.

数值效应是明显的：退化地区的鲑鱼数量比原始地区少；然而，栖息地的丧失也有可能减少遗传多样性。

youdao

Huxley speculated that a coat of hair would insulate against loss of body heat and might streamline the body to reduce drag in flight.

赫胥黎推测，一层毛发可以隔离身体热量的流失，并可能使身体呈现流线型，以减少飞行中的阻力。

youdao

Normal occlusion of porta hepatis can reduce blood loss effectively after liver resecting.

肝门正常闭塞可有效减少肝切除术后的失血。

youdao

If you are a stock investor, consider strategies such as placing stop-loss orders to reduce losses in a volatile market, subscribing to services that email you company specific news as it happens, and setting up loss review trigger points to review your investment.

FORBES: The 5 Biggest Investment Myths

Still, this is not the first study to suggest that weight-loss surgery does not reduce cancer risk in men, and it's possible that hormonal differences between the sexes may play a role.

CNN: Study: Weight-loss surgery cuts cancer risk in women

Nor did the supplements reduce the aging-related bone loss that can lead to osteoporosis, the study found.

CNN: Soy no help for bone loss, hot flashes