Her throat constricted and she swallowed hard.
她喉咙发紧，使劲地咽了一下唾沫。
a drug that constricts the blood vessels
收缩血管的药
Film-makers of the time were constricted by the censors.
那时的电影制作人受到了审查官的限制。
constricting rules and regulations
具有约束性的规章制度
1.压缩,使收缩
2.妨害,阻碍
3.收缩
1.to become smaller or narrower, or to make something do this
2.to limit what someone is able or allowed to do
1.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。
2.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。
3.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。
4.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。
5.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。
6.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。
7.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。
8.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。
9.Capacitance vessels constrict, increasing the back flow of venous blood.
容量血管收缩，静脉回流量增加。
10.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。