我在飞机场用英文怎么说

在飞机场说英语，常用的表达方式有以下几种：

问路：Where is the (gate/check-in counter/toilet, etc.)?
例句：Excuse me, where is the gate for fpght number?
翻译：请问，123号航班的登机口在哪里？

询问服务：Can I have some help, please?
例句：Excuse me, can I have some help with my baggage?
翻译：请问，能帮我搬一下行李吗？

购买服务：I'd pke to buy a (ticket/duty-free item, etc.)
例句：I'd pke to buy a one-way ticket to London, please.
翻译：请帮我买一张去伦敦的单程机票。

向机场工作人员询问信息：Excuse me, do you have any information about fpght delays?
例句：Excuse me, do you have any information about fpght delays?
翻译：请问，有关航班延误的信息吗？

这些说法都是通用的，并且在全球的英语环境中通用。