constrictions

1.压缩,收缩;狭窄,缩窄

2.(胸部等的)压迫感,憋闷感

3.压束物,阻塞物

4.被压束部分;缩颈

1.the process of becoming narrower, or of making something narrower

2.a narrow place or part

3.a feeling of tightness or pressure, especially in the chest or throat

4.something that severely restricts somebody's freedom of movement, action, or expression

5.the process of squeezing animals caught as prey until they suffocate, as many snakes do