calmness
/ˈkɑːmnəs/ 58Calmness is the mental state of peace of mind, being free from agitation, excitement, or disturbance.
noun [抽象名词]冷静，镇静；平静，安宁
He felt the strange calmness stealing over him and it grew deeper and deeper until he fell asleep. 他感到一种奇怪的平静悄悄笼罩着他，这种平静越来越强烈，直到他睡着了。
