endotherms

For instance, humans are endotherms and maintain an internal temperature of 37℃, no matter whether the environment is warm or cold.

比如，人是恒温动物，无论环境温度是怎样，体温都维持在37℃。

Many scientists have problems with the arguments you read in the passage. They don't think those arguments prove that dinosaurs were endotherms.

很多科学家对你们刚刚听到的文章持有不同意见。他么认为这些理由不能支持恐龙是恒温动物。