diurnal
adj. 白天的;每日的,一日间的
n. 日记账;日报,日刊
例句
We are diurnal creatures, with eyes adapted to living in the sun's light.
我们是白天活动的生物,眼睛已经适应了在阳光下的生活。
Kangaroos are diurnal animals.
袋鼠是昼出动物。
《柯林斯英汉双解大词典》
Sceloporus lizards, like most others, are diurnal - active during the day - and cold-blooded, so they can't regulate their body temperature.
绿刺蜥和其它大多数物种一样,是昼行性(在白天活动)冷血动物,因此,它们不能调整自身体温。