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。 - 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。 - I hated the constrictions of school.
我痛恨学校的各种规定。 - 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。 - Conclusion ERK1/ 2 signaling pathways is involved in 4-AP induced normoxic rat pulmonary arterial constrictions.
结论ERK1/2通路参与4-AP阻断正常大鼠肺动脉平滑肌细胞膜上电压依赖性钾通道（KV）引起肺动脉收缩。 - 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 - In two native groups of Gansu white pig, the frequencies of secondary constrictions in 8th chromosomes in Linxia group were higher than in Wuwei group.
在甘肃白猪的两大地方类群中，临夏类群第8对染色体上次缢痕出现的频率高于武威类群。 - The constrictions of prison life were inhuman.
监狱生活的约束是不人道的。 - 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。 - Failure to observe this can lead to constrictions in the area of the supply and return lines.
如果不遵守此规则，则可能导致供应管和回流管区域收缩。