the rhythmic contraction and expansion of the arteries with each beat of the heart
a very short time (as the time it takes the eye to blink or the heart to beat)
an animating or vital unifying force
例句
用作名词 (n.)
When the heart beats too slowly, it is called bradycardia. 当心脏跳动太慢，它被称为心搏过缓。
The heart beat of a fully crystalline heart is more complex with four variant contractions that send blood through the veins and capillaries in a variety of paces. 一个全水晶心脏的心搏比四心室的收缩更复杂，以多种节奏输送血液通过静脉和毛细血管。
美
