This big, brown fuzzy mammal with a short trunk and long forehead is a tapir - specifically, the South American lowland tapir.

这种巨大的棕色毛茸茸的哺乳动物，躯干短，前额长，是貘——具体来说，是南美低地貘。

When the ventricle contracts, blood is pushed into the short pulmonary trunk before branching toward each lung through the right and left pulmonary arteries.

心室收缩时，血液在通过右肺动脉和左肺动脉向每个肺分支前被推入短肺干。