This is the 4706th most frequent Japanese word.
時刻
"Time" or "moment."
In this sentence, '時刻' refers to the specific current time of the day.
今の時刻は午後3時です。
The current time is 3 PM.
'時刻' is used here to describe the exact time that an event (the bus departure) is scheduled.
次のバスの出発時刻を教えてください。
Please tell me the departure time of the next bus.
Here, '時刻' signifies the scheduled or expected time of arrival.