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
- I hated the constrictions of school.
我痛恨学校的各种规定。 - 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。 - 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。 - 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。 - 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。 - Meanwhile, the phenomena of constant accusations and accusatory school had developed greatly in South China with Jiangxi region as the nucleus, but they suffered many constrictions under the double oppressions from both the government and the families.
尽管宋代民间诉讼虽出现了以江西为核心的南方地区多讼和讼学不断发展的现象，但在国法和家法的双重压力下，其发展受到重重限制。 - Backwater at bridge constrictions of broad-shallow and shifting channels in Xinjiang
新疆宽浅变迁河流桥位河段壅水研究 - 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 - 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。 - 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。