However some live or travel through polluted regions with few trees to provide oxygen.

可是一些人旅行经过或居住在极少树木提供氧气的污染地带。

youdao

The heart pumps blood through the arteries, capillaries and veins to provide oxygen and nutrients to every cell of the body.

砰砰跳动的心脏连接着动脉，毛细血管和静脉并提供氧气和养分给身体的每一个细胞。

youdao

However, inactivity can result in a slow and weak heartbeat that does not sufficiently move the blood to provide oxygen for every cell in the body.

然而，不活动可以导致缓慢而无力的心脏跳动，导致不能充分的向身体各部细胞供血。

youdao

Besides providing support in dangerous situations like tunnel fires, SINTEF envisions future versions of Anna being used to locate and provide oxygen to earthquake victims or perform maintenance on underwater oil rigs.

ENGADGET: Anna Konda: the firefighting snakebot

It also found he failed to provide the patient with oxygen, and that he falsely informed the air support paramedics that he was unable to obtain a radial pulse when he never attempted to do so.

BBC: Paramedic suspended after life support machine blunder

As in those African economies, it is the banks that provide the oxygen to sustain growth.

ECONOMIST: Finance