That's not an overstatement. As I said, these are only the main ones. There are many others.
你这样说一点也不夸张,我只是说了几个重要的节日,还有很多没有提及呢。
When there is no one in the office, you can leave the answering machine on so that people who call you up can leave a message.
当无人在办公室时,你可以打开留言机,这样打电话给你的人就可以留言了。