nocturnally
例子
Many animals, such as owls and bats, are nocturnally active, hunting for food under the cover of darkness.
许多动物，如猫头鹰和蝙蝠，在夜间活跃，在黑暗的掩护下猎食。
She prefers to study nocturnally, finding she can concentrate better when the world is quiet.
她更喜欢在夜间学习，发现当世界安静时她能更好地集中注意力。
