nocturnal
adj
1 of or in the night; done or happening in the night 夜间的; 在夜间的; 在夜间做的; 在夜间发生的
a nocturnal visit, trip, etc 夜访、 夜行.
2 (of creatures) active during the night (指生物)夜间活动的
nocturnal birds, eg owls 夜间活动的鸟(如猫头鹰).
But the station master was adamant: rules could not be broken and she had to watch that train disappear towards her destination while she was left behind.