计程绳

例句：

1. 1. We need to check the schedule of the flight before leaving for the trip.
   在出发旅行之前，我们需要查看航班的时间表。
2. 2. The train conductor showed me the schedule on the board.
   火车司机向我展示了板上的时间表。
3. 3. I checked the schedule and found out that the next train leaves at 8:00AM.
   我检查了时间表，发现下一班火车将在早上8点发车。