基本释义
相关例句
tense up
2.Your body reacts by flooding the bloodstream with hormones that tense up your muscles and jack up your heart rate and blood pressure.
3.When pain strikes, we attempt to keep the back as immobile as possible, which makes the muscles tense up.
6.(4) In this tense period of armed resistance, it is right and proper for the people to report any person who tries to sabotage, engage in disruption, stir up sedition or ferret out military secrets within the boundaries of the Border Region.
