I hated the constrictions of school.

我讨厌过学校的约束。

To cast off its constrictions.

为了摆脱它的束缚。

Yet one day, she decided to leap out the constrictions of her world.

可是有一天，她决定要跳出这个世界的羁绊。

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。

Because of Alzheimer's, cancer, brain damage, intense pain or other constrictions, they do not rate very high on the Quality of Life meter.

由于患有老年痴呆症、癌症、脑损害、剧烈疼痛或其它压力，在生活质量表中他们没有估计很高。

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。