Fevers, or agues, were associated with damp, marshy environments, such as those in which willow trees typically grow.

发热， 或寒热交替，通常与潮湿的沼泽环境相关联， 柳树就常生长于这样的环境中。

He records that back in 1321, so around the time of his first rebellion against his grandfather, Andronicus suffered from a 40-day fever with a chill.

他记， 在1321年， 也就是他第一次反抗祖安德罗的时候，安德罗患了一场持续40天的寒热病。

Cold and heat are two principles used to differentiate the nature of diseases. Cold and heat syndromes reflect the states of yin and yang in the body.

寒热是区分疾病性质的两个原则。寒证和热证反映了体内阴阳状态。

The eight principles refer to yin and yang, exterior and interior, cold and heat as well as deficiency and excess. The manifestations of diseases, though complicated, can be generalized into certain patterns in the light of the eight principles.

八纲是指阴阳、表里、寒热、虚实。疾病的表现尽管及其复杂，但基本上都可以用八纲加以归纳。