ar·do(u)r /ˈɑːdə(r)/ n. 1. (常指短暂、不稳定的)激情；情欲 the ardo(u)r of a lover 恋人的激情 2. 锐气 youthful ardo(u)r 年轻人的闯劲 3. 热情；热忱；热切 speak with patriotic ardo(u)r 充满爱国热情地说 ardo(u)r for study 学习的积极性 4. 灼热 the ardo(u)r of the noonday sun 正午太阳的威力 [OFr < L ārdor <ārdēre to burn]