4周搞定2000+托福核心词
constriction
常考释义
These pronghorn are notable for the invariance of their migration route and the severity of its constriction at three bottlenecks.
这些叉角羚因它们恒定迁徙路线及在三个瓶颈处极为狭窄局促(的时间限定)而引人关注。
来源于：剑雅11-Test3n. 压迫感；憋闷感
I felt a brief constriction in my throat.
我感到喉咙一阵发紧。
n. 收缩；缩窄
The pain is produced by constriction of the blood vessels.
血管收缩引起了疼痛。
n. 被压缩的状态；被缩窄的状态
Many snakes catch their prey by constriction.
蛇多用身体缠杀动物。
n. 被压缩的部位；被缩窄的部分
Why is there a constriction in a clinical thermometer?
体温计怎么缩进去了一块儿？
n. 限制；约束
A general anxiousness developed, leading to a constriction of her normal activities.
一种普遍的焦虑滋生出来，这影响了她的正常活动。
n. 限制；约束；规定
Eventually, unable to bear the constrictions of family life, he left home.
最后他还是受不了家庭生活的束缚，离家出走了。
I hated the constrictions of school.
我讨厌学校的各种规定。
n. 缢痕（尤指染色体着丝粒处缢缩的部位）【遗】
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