Regardless of the cause, the symptoms of Cushing syndrome are directly related to the effects of excess cortisol on its various target tissues.

不论是什么病因，库欣综合征的症状与过量皮质醇对各种靶器官的影响有直接关系。

A team led by Katzir developed a laser that can project a spot of infrared light, or heat, and at the same time precisely control the temperature of the targeted tissue.

而由卡特齐尔领导的这个小组发明了一种激光，既可投射出一个红外光点或热源，同时又能精确控制被加热组织的温度。

Both divisions work without conscious effort, and they have similar nerve pathways, but the sympathetic and parasympathetic systems generally have opposite effects on target tissues (they are antagonistic).

这两个部分的执行是不受意识支配的，两者有相似的神经通路，但对靶组织的作用通常是相反的 (它们是拮抗的)。

The way a typical virus travels is it has a port of entry, it replicates locally, it makes it into the bloodstream, it circulates widely, it finds its target tissues, and then it replicates there.

典型病毒的传播方式是，它有一个进入口，在本地复制，进入血液，广泛循环，找到目标组织，然后在那里复制。