check in
phrasal verb with check verb uk/tʃek/ us/tʃek/
(FOR FLIGHT)
B1 （在机场）办理登机手续
to show your ticket at an airport so that you can be told where you will be sitting and so that your bags can be put on the aircraft
Passengers are requested to check in two hours before the flight. 乘客应在飞机起飞前两小时办理登机手续。
You can save time by checking in online. 你可以用网上签到以节省时间。
- More examples
- You'll be unpopular with the airport staff if you don't check in on time.
- There are a couple of passengers who still haven't checked in, so we may be able to get you on the flight.
- I was just about to check in when I realized I'd left my passport at home.
- We had to queue for ages to get checked in for the flight.
- I was sure I recognized the guy checking in in front of us, and the airline staff seemed excited to see him.
(CONTACT)
（通过打电话、拜访等确认或报告某人是否无恙）取得联系，查看；报平安
to contact someone by making a phone call, short visit, etc., usually in order to make sure there are no problems or to tell them that there are no problems
My son checks in regularly with me when he's travelling. 我儿子在外旅游的时候会经常打电话给我报平安。