1
[noun] duct
此类复合词常表示系统或设备的特定管道。
The air duct needs cleaning.
空气管道需要清洁。
管道；导管
先理解核心含义，再看它在真实句子里的用法。
管道；导管
A pipe, tube, or canal that carries gas or liquid from one place to another.
The air duct needs cleaning.
空气管道需要清洁。
将气体或液体从一处输送到另一处的管道或通道。
A pipe, tube or canal which carries gas or liquid from one place to another.
在通常异常条件下出现的一层(如在大气或海洋中),其中无线电或声波被限制在一个有限的路径中。
A layer (as in the atmosphere or the ocean) which occurs under usually abnormal conditions and in which radio or sound waves are confined to a restricted path.
The air conditioner uses a flexible duct to distribute cool air throughout the room.
空调使用柔性管道将冷空气分布到整个房间。
Blocked tear ducts can cause watery eyes.
堵塞的泪管会导致眼睛流泪。
The building's main heating duct runs through the basement ceiling.
大楼的主供暖管道穿过地下室的天花板。
此类复合词常表示系统或设备的特定管道。
The air duct needs cleaning.
空气管道需要清洁。
介词 for 表示管道用途。
This duct for tears is blocked.
这个用于泪液的管道堵塞了。
Not this
He fixed duct in the bathroom.
Use this
He fixed the duct in the bathroom.
汉语中没有冠词，学习者常遗漏定冠词，而英语中可数名词单数前需要冠词。
Not this
The building has many air duct.
Use this
The building has many air ducts.
汉语名词没有复数形式，学习者常忽略英语可数名词的复数屈折变化。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
通风管道
The air duct needs cleaning to keep the ventilation system working.
通风管道需要清洁，以保持通风系统正常运行。
泪管
The doctor said her blocked tear duct was caused by an infection.
医生说她的泪管堵塞是由感染引起的。
胆管
A gallstone can block the bile duct and cause severe pain.
胆结石可能堵塞胆管并引起剧烈疼痛。
供暖管道
They found a mouse nesting in the heating duct.
他们在供暖管道里发现了一只老鼠在筑巢。
胶带就像原力。它有光明面，也有黑暗面，而且它把宇宙维系在一起。
The mechanic joked that duct tape is like the Force because it holds everything together.
修理工开玩笑说，胶带就像原力，因为它把一切都固定在一起。
如果你不能用胶带修好它，那就是胶带用得还不够多。
My dad's motto was: if you can't fix it with duct tape, you're not using enough.
我爸爸的座右铭是：如果你不能用胶带修好它，那就是胶带用得还不够多。
Use duct naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
记忆联想：通风管（duct）又长又通，像地铁里的风管，把气流送到各处。
语域：mixed 常见场景：HVAC and construction、anatomy and medicine、atmospheric science、oceanography 该词在一般技术语境中通常为中性，如通风管道或身体导管；在大气科学、海洋学等专业领域则比较正式，多用于书面或专业讨论。
可数名词，常用于技术语境。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.