flushing time

例句：

1. 1.The flushing time for the toilet is about 5 minutes.
   厕所的冲洗时间大约是5分钟。
2. 2. The flushing time for the dishwasher is about 60 seconds.
   洗碗机的冲洗时间大约是60秒。
3. 3.The flushing time for the washing machine is about 15 minutes.
   洗衣机的冲洗时间大约是15分钟。