1
join a carpool
I joined a carpool to save money on gas.
我加入了拼车小组以节省油费。
拼车；合乘
先理解核心含义，再看它在真实句子里的用法。
拼车；合乘
an arrangement in which a group of people take turns driving each other to work or school
I joined a carpool to save money on gas.
我加入了拼车小组以节省油费。
多人共乘一辆汽车以节省费用、减少污染等的安排。
An arrangement whereby several people travel together in the same car in order to save costs, reduce pollution etc.
参与共乘的一组人。
The group of people who participate in such a pool.
We carpool to work every day to save on gas.
我们每天拼车上班以节省汽油。
Last winter, we carpooled to school because the bus was cancelled.
去年冬天，因为公交车停运，我们拼车去学校。
They agreed to carpool to the concert so no one would drive alone.
他们同意拼车去音乐会，这样就不必有人独自开车。
I joined a carpool to save money on gas.
我加入了拼车小组以节省油费。
We are in a carpool with our neighbors.
我们和邻居在同一个拼车小组里。
Not this
I carpool my colleague to work every day.
Use this
I carpool with my colleague to work every day.
carpool 作动词时是不及物动词，不能直接跟同伴作宾语；表示“和某人一起拼车”要用介词 with 引出同伴。
Not this
I want to join carpool to save money.
Use this
I want to join a carpool to save money.
carpool 作名词时是可数名词，前面需要冠词；泛指“一个拼车小组/拼车安排”要说 a carpool，不能像中文“拼车”一样直接裸用。
Not this
We are carpool to school.
Use this
We carpool to school.
carpool 本身就是动词，表示“拼车”；中文“我们拼车”对应 We carpool，不需要加 be 动词。加 are 后句子缺少真正的主动词，误把 carpool 当成了名词或形容词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
拼车上班
We carpool to work every day to save on gas.
我们每天拼车上班以节省汽油。
与某人拼车
I usually carpool with my neighbor on weekdays.
工作日我通常和邻居拼车。
一起拼车
Several families carpool together to take the kids to school.
几个家庭一起拼车送孩子上学。
开始拼车
We started carpooling last month to reduce our carbon footprint.
我们上个月开始拼车以减少碳足迹。
考虑拼车
If you live near your colleague, consider carpooling to work.
如果你住在同事附近，可以考虑拼车上班。
欢迎来到拼车卡拉OK！
Every week, millions of people watch James Corden sing with celebrities on Carpool Karaoke.
每周都有数百万人观看詹姆斯·柯登在《拼车卡拉OK》中与名人一起唱歌。
Use carpool naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把车(car)放进共享池(pool)，车友们合乘一辆，轮流开，就是拼车。
语域：neutral 常见场景：日常通勤、同事/邻居之间 通常用于日常口语，描述与别人合乘一辆汽车上下班或上学；在正式书面语中较少见。词典条目虽标为名词，但此处释义为动词用法。
carpool 的重音在第一个音节 car（/kɑː/）上，末尾 -pool 轻读为 /puːl/。car、bar 的元音同为 /ɑː/（英式不读 r），与 carpool 的 car 读音一致；pool、cool、school 的 -ool 均读 /uːl/，与 carpool 末尾的 -pool 读音一致。注意 pull 虽拼写相似，但读 /pʊl/，与 pool 不同。
Dictionary facts from ECDICT, WIKTIONARY.