constrictions
英 [kənˈstrɪkʃənz]
美 [kənˈstrɪkʃənz]
n. 规定; 限制; 制约
constriction的复数
柯林斯词典
双语例句
- They differ from each other both in chromosome shapes and the positions of secondary constrictions.
但是染色体形态，如臂比值和次缢痕的位置和数目存在一定差异。 - ( zoology) having deep constrictions separating head, thorax, and abdomen, as in insects.
（动物学）分离的头、胸、腹部由紧缩分开的，如某些昆虫。 - In endothelium-denuded rat aorta, it's tone at resting state, excitation of muscle P 2 x receptors by ATP induced endothelium-independent constrictions.
去除内皮细胞的大鼠离体主动脉标本处于静息状态时，ATP作用于血管平滑肌细胞的P2x受体，诱发非内皮依赖性血管收缩反应。 - Cellular growth, constrictions function and free Ca 2+ in cultured pulmonary artery smooth muscle cells were measured by the methods of MCT, morphometry and calcium fluorescent probe Fura 2-Am.
采用MTT法和测微网及钙荧光指示剂Fura2／Am测定培养的肺动脉平滑肌细胞生长情况和收缩功能以及细胞内游离Ca2＋浓度。 - Both ends are closed off by sphincters ( muscular constrictions), which relax to let food through and close to keep it from backing up.
两端均为括约肌所关闭；食物通过括约肌进入食道后，该括约肌立即关闭以防食物向上回流。 - Rattling or creaking noises can be heard while driving due to tolerances and constrictions around the glove box.
驾驶时能够听到卡嗒声或叽嘎噪音是由于杂物盒周围存在公差并有收缩现象。 - In calcium-contained or-free medium and under drug's interference, the changes of allergic vascular constrictions in normal and hyperthyroidism groups and the dependence on either extracellular or intracellular calcium was observed.
观察在有钙和无钙介质中及药物干预下，正常组和甲亢组血管变态反应性收缩的变化及对胞外和胞内钙的依赖性。 - Its backwater, due to bridge constrictions, is different from that of alluvial channels.
建桥后，由于桥位断面压缩而导致的壅水与一般冲积河流不同。 - The Constrictions of Speech Acts by Culture Rules
谈文化规则对日语言语行为交际的制约 - Influence on dorsal root ganglion after acute and severe cauda equina constrictions and intrathecal injection of brain-derived neurotrophic factor in experimental dogs
急性重度狗马尾束缢和鞘内注射脑源性神经生长因子对背根神经节的影响