Light stimulates plant growth. / Light is a stimulus to growth in plants.

光能刺激植物生长。

Light stimulates that part of the brain that promotes arousal and vigilance, and eye shades are an absolute necessity for anyone who has any sort of ambient light coming in the room.

光线会刺激大脑，让我们持续清醒和警觉的状态。要是环境光线对你有影响，那眼罩绝对是个睡觉必备。

Activation of the FSH receptor is known to contribute to the signaling of vascular endothelial growth factor (VEGF), a protein that stimulates the growth of blood vessels, including those in tumors.

现已知FSH受体的激活可以促进血管内皮生长因子（VEGF）的信号传导通路，而VEGF可以促进包括肿瘤组织在内的血管的生长。

Chondroitin Sulfate stimulates the synthesis of hyaluronic acid (a component of synovial fluid) which is the lubricant for joints as well as a major component of connective tissue in the skin.

软骨素能够促进玻尿酸（关节滑液的成份）的合成，能够促进关节的润滑作用，也是皮肤结缔组织的主要成份。

And this is usually done with either blood transfusions, using your own blood, or by injecting yourself with erythropoietin, a molecule that stimulates the production of more red blood cells.

这通常是通过输血，使用自己的血液，或者通过注射促红细胞生成素来完成的，这种分子可以刺激更多红细胞的产生。

A five-year study of patients with leg ulcers has established that a hearty chuckle stimulates the diaphragm which in turn plays a vital part in moving blood around the body.

一项对于小腿溃疡患者长达五年的研究证实，欢笑能够刺激隔膜肌肉，这反过来也大大的增加了周身血液循环的；流畅。

In this scheme, the output of the first phase-locked loop (PLL1) acts as the reference of DDS, and then the output of DDS stimulates the second phase-locked loop (PLL2).

此方案把第一个锁相环（PLL1）的输出作为DDS的参考信号，再用DDS的输出去激励第二个锁相环（PLL2）。

ORANGE: Inheriting some of the drama of red, orange is temperedby the friendly humour of yellow. It’s the colour that stimulates the appetite and radiates with warmth and vitality.

橙色：继承了红色的张扬，又被黄色的婉转所中和，橙色能有效促进食欲，也是放射着温暖活力的颜色。

And there may be more to it, because laughter engages your diaphragm, which stimulates the flow of lymph — a fluid that moves your immune cells around the body.

可能还有更多的原因，因为笑声会刺激横膈膜，而横膈膜会刺激淋巴液的流动。淋巴液使免疫细胞在身体周围运动。

Choline, an essential nutrient found in eggs, stimulates brain development and function. It has also been linked with increasing memory retention and recall as well as improving alertness.

胆碱——鸡蛋的基本成分之一，对大脑的发育和功能有刺激作用。这与延长记忆存留、增进回忆，以及提高警醒度有关。