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
- The results of silver-staining indicate that the regions of secondary constrictions are nucleolus organizer regions ( Ag-NORs), and it is shown that there are quantitative and structural polymorphism of Ag-NORs in the species.
银染结果显示次缢痕部位为银集核仁组织者区（Ag－Nu－cleolusorganizerregion，Ag－NORs），并表现出数目和结构多态性。 - 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。 - When the T-shaped GNR includes n constrictions, there are ( n-1)-fold resonant splitting peaks in the low frequency region of the transmission spectrum.
当周期T型石墨烯纳米带包含n个限制区时，在透射谱的低频区存在（n-1）重的共振劈裂峰。 - 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。 - 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。 - These results may provide valuable insights to understanding the heterogeneity of airway constrictions in asthma as well as the developing and functioning of other tubular organs and tissue engineering.
这些研究结果将为更好地理解哮喘疾病中气道平滑肌收缩的异质性病变、管状器官的功能性障碍，并为组织工程的发展提供有价值的研究依据。 - The constrictions of prison life were inhuman.
监狱生活的约束是不人道的。 - Besides, there are many constructions, roads and underground pipelines around the foundation pit, which demands the safety for not only the foundation pit itself but also all the peripheral constrictions and structures.
此外，基坑周围通常存在建筑物、道路或地下室管线等各种构筑物，这就要求既要保护基坑自身安全，又要保护基坑周边构筑物的安全。 - ( 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。