A leatherback may be able to pickup some body heat by basking at the surface; its dark, almost black body color may help it to absorb solar radiation.
棱皮龟可以通过在水面上晒太阳来为身体获取热量；深色近乎黑色的身体颜色可以帮助它吸收太阳辐射。
2
Even practicing your serve will get your body in burn mode, because you'll have to run and bend to pickup your missed balls.
练习发球都可以消耗热能，因为你得不停的奔跑着弯腰捡球。
3
The opening allows blood that has given up nutrients and oxygen after traveling through the rest of the body to shunt into the left atrium, instead of going into the lungs to pickup more oxygen.