1
the plumbing
plumbing 指建筑物内的水管、煤气管等管道设施，通常不可数。
The plumbing in this building needs to be updated.
这栋楼的管道系统需要更新。
管道设备；水管系统
plumbings — plural of plumbing
先理解核心含义，再看它在真实句子里的用法。
管道设备；水管系统
the pipes and fixtures in a building that supply water or gas and carry away sewage
The plumbing in this building needs to be updated.
这栋楼的管道系统需要更新。
The pipes, together with the joints, tanks, stopcocks, taps, and other fixtures of a water, gas, or sewage system in a house or other building.
The trade or occupation of a plumber.
A Murasugi sum where each disk summed along has its boundary subdivided into four segments.
The set of Git commands, such as {{#tag:syntaxhighlight|git hash-object|inline="True"|lang="text"|style="white-space:pre-wrap;"}} and {{#tag:syntaxhighlight|git write-tree|inline="True"|lang="text"|style="white-space:pre-wrap;"}}, which control the low-level state of the repository, typically not intended to be used in ordinary situations.
The old apartment building had serious plumbing problems, so the landlord called a repair crew.
这栋老公寓楼有严重的管道问题，所以房东叫了维修队。
He learned plumbing at a technical school and now fixes pipes for a living.
他在技校学了水管工这一行，现在以修管道为生。
Water stopped flowing because the plumbing under the kitchen sink was frozen.
水不流了，因为厨房水槽下面的管道被冻住了。
plumbing 指建筑物内的水管、煤气管等管道设施，通常不可数。
The plumbing in this building needs to be updated.
这栋楼的管道系统需要更新。
fix 或 repair 与 the plumbing 搭配，表示修理水管系统。
A plumber was hired to fix the plumbing.
他们雇了一名水管工来修理管道设备。
这里 plumbing 指水管工这一职业，go into 表示进入某一行当。
He went into plumbing after leaving school.
他离开学校后进入了水管工行业。
Not this
The plumbing fixed the sink.
Use this
The plumber fixed the sink.
plumbing 指管道系统或水管工职业，不能指人；修水槽的是人，应用 plumber。
Not this
He does a plumbing in his spare time.
Use this
He does plumbing in his spare time.
plumbing 表示“水管工职业/管道工作”时是不可数名词，前面不能用不定冠词 a。
Not this
The plumbing in this house are old.
Use this
The plumbing in this house is old.
plumbing 指整套管道设备时是单数/不可数名词，谓语动词应用 is，不能因为包含多个管子就用 are。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
管道系统；水管系统
The plumbing system in this old house needs to be replaced.
这座老房子的管道系统需要更换。
卫浴洁具；管道设备
The renovation included new plumbing fixtures in the bathroom.
翻新工程包括在浴室安装新的卫浴洁具。
管道工程；水管作业
The contractor will start the plumbing work next Monday.
承包商将于下周一开始管道工程。
管道问题；水管故障
A tenant called to report plumbing problems in the kitchen.
一位房客打电话来报告厨房的水管故障。
管道维修；水管修理
Plumbing repairs can be expensive if you wait too long.
如果等太久，管道维修的费用可能会很高。
管道工程承包商；水管工承包商
We hired a licensed plumbing contractor to fix the leak.
我们雇了一名有执照的管道工程承包商来修漏水。
Use plumbings naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
想象水管工(plumber)正在修水管，plumbing就是‘管道设备’；看到plumbing，想起plumber，水就能流通。
语域：neutral 常见场景：home repair、building installation、trade work plumbing 在日常生活和技术语境中都很常用，通常指建筑物的管道系统或管道设备，也可指水管工这一职业；属于中性词，正式和非正式场合都比较常见。
押韵词有 coming、humming、drumming。拼写相近但发音不同的词：climbing /ˈklaɪmɪŋ/、bombing /ˈbɒmɪŋ/、plumber /ˈplʌmər/（plumber 与 plumbing 同样有哑音 b，但不押韵）。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.