constrict

A network of blood vessels along the surface of the beak helps dissipate extra heat, and the vessels constrict when temperatures drop.

在这个大鸟嘴的表面有一些血管，可以散发多余的热量，而当体温下降后，血管又会收缩。

The whole idea behind the squeezing material is to constrict the human body into a smaller space than gravity would allow.

在挤压的材料背后，把人体压缩到重力不允许的更小的空间。

Anytime you wear shoes that are tight or constrict the natural shape of your foot, doctors say it's bound to cause foot pain.

只要你穿的鞋子是紧张或收缩的自然形状你的脚，医生说这势必导致足部疼痛。

Together, they make the muscles tense up, the digestive tract slow down, blood vessels constrict and the heart beat faster.

这些化学物质共同作用，让肌肉紧张，消化系统减缓，血管收缩，心跳加速。

Eg. Panic can constrict the blood vessels and impose an additional burden on the heart.

恐慌会使血管收缩，增加心脏负担。

It's not so much psychological, it's vascular, and nicotine makes your arteries constrict.

它治疗的不是心理问题，而是血管的问题尼古丁让你的血管收缩。

Lotus seeds are classified as astringents , which constrict body tissues, and are considered beneficial for the spleen, kidney, and heart.

荷花的种子有涩味是收敛剂，有益于人体的器官脾，肾，和心脏。

Nerves constrict the blood vessels in the extremities of the body.

神经器官促推人四肢举动处的血管开始收缩。

Capacitance vessels constrict, increasing the back flow of venous blood.

容量血管收缩，静脉回流量增加。

The snakes ambush prey from the water and constrict them with an immediately deadly, bone-crushing force.

这种蛇会埋伏在水中袭击猎物，并利用能碾碎骨头的立即致命的力量将猎物挤压而死。

for not only the heart beats in crystalline biology, but the veins themselves constrict with the heart in order to move the blood along.

不仅是水晶生物体内的心搏，还有静脉们自己和心脏的同时收缩，以去向前运送血液。

To restrain or constrict by tightening laces , especially of a corset .

用系束带固定或束缚，尤指妇女穿的紧身胸衣。

Many experts believe that severe contractions constrict the blood vessels feeding the uterus.

专家认为严重的子宫收缩会使血管收缩从而影响到子宫的输血。

To conserve blood that will be needed by muscles, skin vessels constrict while vessels of the muscles dilate.

为了保存肌肉所需要的血液，皮肤血管收缩，而肌肉血管舒张。

Similarly, anxiety about getting an erection causes the blood vessels in the penis to constrict, so preventing erection.

相似地，勃起引起的焦虑导致了阴茎里的血管收缩，导致了无法勃起。

Blood pressure is controlled by hormones called angiotensins, which cause the blood vessels to constrict.

血压是被一种能引起血管收缩的一些激素控制，这些激素叫血管紧张素。

however, polypropylene (PP) fibre can constrict spalling arid reduce the spalling degree.

而聚丙烯（PP）纤维的加入可以抑制爆裂的发生，降低爆裂程度。

reflexes increase heart rate and constrict small blood vessels to protect the blood supply to essential organs.

反射作用增加心率并收缩小血管以保护重要脏器的血液供应。

Think before you drink: Alcohol can dilate small blood vessels, which may lose their ability to constrict.

饮酒须三思：酒精会扩张细小的血管。这样就会使血管丧失收缩的能力。

Alcohol can dilate small blood vessels, which may lose their ability to constrict. The result: tiny purple facial lines.

（饮酒须三思）酒精会扩张细小的血管。这样会使血管丧失收缩的能力。其结果是：面部出现细小的紫色皱纹。