pulsation
英 [p?l'se???n]
美[p?l'se??n]
- n. 脈動(dòng)，搏動(dòng)；震動(dòng)；悸動(dòng)
英英釋意
- 1. (electronics) a sharp transient wave in the normal electrical state (or a series of such transients);
- "the pulsations seemed to be coming from a star"
- 2. a periodically recurring phenomenon that alternately increases and decreases some quantity
- 3. the rhythmic contraction and expansion of the arteries with each beat of the heart;
- "he could feel the beat of her heart"