1. In the laboratory, when the seal dives below the surface of the water and stops breathing, its heart beats more slowly, requiring less oxygen, and its arteries become constricted. 在实验室里,当海豹潜入到水面以下并停止呼吸时,它的心脏跳动得更慢,需要的氧气更少,动脉也会收缩。
2. Her throat felt dry and constricted. 她感到喉咙发干发紧。
3. Her throat constricted and she swallowed hard. 她喉咙发紧,使劲地咽了一下唾沫。
4. Film-makers of the time were constricted by the censors. 那时的电影制作人受到了审查官的限制。
5. The tight collar constricted his neck. 紧领子勒着他的脖子。