2017新农合报销范围:every hour on the half hour是什么意思

every hour on the half hour是什么意思? every hour on the half hour 是什么意思？ every hour on the half hour是什么意思 every gour on the half hour 是什么意思？ every hour on the hour……（一个语段）是什么意思？ 英语中表示时间的短语："Every hour on the hour"是什么意思？ The boys play football on every Monday afternoon 翻译：We call on every friend to support the drive. Buses leave the Brennan Station 20 minutes before and after every hour from 6:20 to 10:40 请翻译：So it gose on, hour after hour