the quality of being fairly cold 凉；凉爽；凉快 the delicious coolness of the water 清凉爽口的水
the quality of being attractive and fashionable The band's frontman just exudes coolness. 乐队的主持人散发着冷静。
the ability to stay calm, and not get excited, angry or emotional 冷静 a lack of friendly feeling 冷漠