1. Welcome board!
歡迎登機(jī)！
還能這樣說(shuō)：
Welcome to go board!
Welcome to take the flight!
應(yīng)用解析：
above board 誠(chéng)實(shí)地；光明正大地；
a groaning board 豐盛宴席；
across the board 全面的；
go on board 上船；上飛機(jī)；
go on the boards 當(dāng)演員
2. Please keep your seat belt fastened.
請(qǐng)系好安全帶。
還能這樣說(shuō)：
Put on your seat belt, please.
Fasten your seat belt, please.
應(yīng)用解析：
fasten one's eyes on sb. 盯住某人；
fasten the dyes into the cloth 使布深染而不褪色；
fasten upon a pretext 抓住某種借口；
fasten a crime on sb. 加罪于某人
3. Your seat is in the middle of the cabin.
您的座位在客艙中部。
還能這樣說(shuō)：
You can sit in the center of the passenger compartment.
You can take a seat in the middle of the passenger compartment.
應(yīng)用解析：
cabin作名詞：小屋，a log cabin 圓木小屋，艙房；船艙；
cabin還可以作動(dòng)詞：蟄居于小屋；把……關(guān)進(jìn)（狹小的地方）。
4. Do you have any medicine for airsickness?
你們有沒(méi)有暈機(jī)藥？
還能這樣說(shuō)：
Do you have pills for airsickness?
Could you give me some airsickness medicine?
應(yīng)用解析：
give sb. a taste of one's own medicine 以其人之道，還治其人之身