unticketed
用法要点
句型搭配
通常用作形容词，修饰名词如乘客、旅行、入场等，表示缺乏票证或未经授权。
介词用法
常与介词for或to搭配，表示针对特定服务或事件的未购票状态，如for a flight或to an event。
语域说明
多用于正式或技术语境，如交通管理、活动策划或法律文件，日常口语中较少使用。
基础例句
He tried to board the train unticketed, but the conductor stopped him.
他试图无票登上火车，但列车员拦住了他。
If you travel unticketed, you might face a fine from the authorities.
如果你无票旅行，可能会面临当局的罚款。
The event allows unticketed entry for children under five years old.
这个活动允许五岁以下儿童无票入场。
She realized she was unticketed for the flight and rushed to buy a last-minute ticket.
她发现自己没有机票，赶紧去买了张最后一刻的票。
高级例句
The airline's policy strictly prohibits unticketed passengers from boarding international flights.
该航空公司的政策严格禁止无票乘客登机国际航班。
In the audit, we identified several unticketed transactions that required further investigation.
在审计中，我们发现了多笔未记录票证的交易，需要进一步调查。
The conference organizers implemented a system to track unticketed attendees for security purposes.
会议组织者实施了一个系统，以追踪无票参会者，确保安全。
Legal disputes often arise from unticketed access to restricted areas in industrial facilities.
法律纠纷常因工业设施中无票进入限制区域而产生。
高频搭配
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常见错误
错误在于介词使用不当，unticketed 通常与 for 搭配表示针对特定事件，而不是 to go 结构。应改为 for the movie 以符合习惯用法。
错误在于用词不准确，unticketed 常修饰特定名词如 passengers、attendees，而不是泛指 people。应使用更具体的名词以使表达更清晰。
近义词辨析
ticketless
ticketless 更口语化，强调完全没有票的状态，而 unticketed 更正式，常用于官方或技术语境，暗示可能应有票但缺失。
Ticketless travelers often face delays. (更日常) vs. Unticketed entry is prohibited by regulation. (更正式)
unpaid
unpaid 泛指未付款，可能涉及票或其他费用，而 unticketed 特指缺乏票证，不一定与付款直接相关，例如免费活动也可能有票。
Unpaid invoices need attention. (涉及财务) vs. Unticketed guests must register at the door. (涉及票证)