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pass through a checkpoint
pass through 表示“穿过、通过”，后接地点名词。checkpoint 是可数名词，单数前常用 a/an。
Every vehicle must pass through a checkpoint at the national border.
每辆车都必须通过国家边境的检查站。
检查站
先理解核心含义，再看它在真实句子里的用法。
检查站
a place where travellers are stopped for inspection and clearance, especially at a frontier or border
Every vehicle must pass through a checkpoint at the national border.
每辆车都必须通过国家边境的检查站。
进行检查的地点,尤指道路上或边境上拦截旅客检查的关卡。
A point or place where a check is performed, especially a point along a road or on a frontier where travellers are stopped for inspection.
旅客在边境等地被检查和通关的地点
a place (as at a frontier) where travellers are stopped for inspection and clearance
数据库系统状态已知有效、可在危机时通过备份和日志恢复到该状态的时间点(常以时间表示)；该事件所存储的数据。
A situation, often represented by a point in time, at which the state of a database system is known to be valid, and to which it can be returned in the event of a crisis by using a combination of backups and logs; the data stored at this event.
地图、关卡或场景中预先设定的点,玩家死亡或重新开始时可从该点继续。
A predetermined point in a map, level or scenario that the player may resume from if they die or restart.
We had to stop at the border checkpoint before entering the next country.
我们在进入下一个国家之前必须在边境检查站停一下。
The soldiers waved us through the checkpoint after checking our passports.
士兵们检查了我们的护照后挥手让我们通过检查站。
All vehicles are required to slow down at the security checkpoint.
所有车辆在安全检查站都必须减速。
pass through 表示“穿过、通过”，后接地点名词。checkpoint 是可数名词，单数前常用 a/an。
Every vehicle must pass through a checkpoint at the national border.
每辆车都必须通过国家边境的检查站。
set up 表示“设立”，是及物动词短语，checkpoint 作宾语。该结构常用被动语态，如 a checkpoint was set up。
Police set up a checkpoint to inspect passing cars.
警察设立了一个检查站来检查过往车辆。
be stopped at 是被动结构，强调“被拦住”。at 后接具体地点，也常与 checkpoint 搭配，如 at the checkpoint。
We were stopped at a checkpoint for a routine search.
我们在检查站被拦下接受例行搜查。
Not this
There are many checkpoint on the road.
Use this
There are many checkpoints on the road.
中文名词没有复数变化，但英语可数名词复数需加 -s/-es。checkpoint 是可数名词，在 many 之后必须用复数形式 checkpoints。
Not this
We waited in the checkpoint.
Use this
We waited at the checkpoint.
checkpoint 指路边或边境上供检查的特定地点，表示在某一点/场所应用介词 at；in 表示在封闭空间内部，不符合语义。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
军事检查站
The soldiers stopped our car at the military checkpoint outside the city.
士兵们在城外的军事检查站拦下了我们的车。
警察检查站
Police set up a checkpoint on the highway to catch drunk drivers.
警方在高速公路上设立检查站，查处酒驾司机。
安全检查站
Passengers must show their boarding pass at the security checkpoint.
乘客必须在安全检查站出示登机牌。
边境检查站
We had to wait an hour at the border checkpoint before entering the country.
我们在边境检查站等了一个小时才进入该国。
设立检查站
The army set up checkpoints on all main roads after the attack.
袭击发生后，军队在所有主要道路上设立了检查站。
通过检查站
All vehicles must slow down when passing through a checkpoint.
所有车辆通过检查站时必须减速。
Use checkpoint naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
check（检查）+ point（点）：路上被拦下检查的那个点，就是检查站。
语域：neutral 常见场景：border crossing、military zone、security screening “检查站”这一义项通常用于边境、军事或安检等场合，属于中性偏正式用语，比较常见于新闻和官方文件。
checkpoint 的最后一个音节 /pɔɪnt/ 与 point、joint、appoint、disappoint 以及 viewpoint、standpoint 中的 -point 读音一致，都构成押韵；注意 pint /paɪnt/ 和 paint /peɪnt/ 只是拼写或听感近似，并不押韵；check 部分读 /tʃɛk/，不要读成 cheek /tʃiːk/ 或 chick /tʃɪk/。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.