1
the gearing of [a machine/system]
作“传动装置”解时通常为不可数名词，指一组相互啮合的齿轮。
The gearing of the old clock needed regular oiling.
这座旧钟的齿轮传动装置需要定期上油。
齿轮传动装置；轮系
gearings — plural of gearing
先理解核心含义，再看它在真实句子里的用法。
齿轮传动装置；轮系
a set of connected gears that transmit power or change motion or torque
The gearing of the old clock needed regular oiling.
这座旧钟的齿轮传动装置需要定期上油。
齿轮系统的传动比。
The ratio of a system of gears.
由一组相互连接的旋转齿轮构成的轮系,用于传递力或改变运动或扭矩。
wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed
挽具；工作工具。
Harness; working implements.
由齿轮和小齿轮组成的轮系。
A train of toothed wheels and pinions.
The mechanic inspected the gearing inside the gearbox before putting it back together.
机械师在将变速箱重新组装之前，检查了里面的齿轮传动装置。
This bicycle's gearing is set up for city streets, making it easy to stop and start at traffic lights.
这辆自行车的传动系统是为城市道路设置的，因此在红绿灯前停车和起步都很轻松。
The engineers adjusted the gearing on the factory machine to reduce the noise it made.
工程师调整了工厂机器的传动装置，以降低它发出的噪音。
作“传动装置”解时通常为不可数名词，指一组相互啮合的齿轮。
The gearing of the old clock needed regular oiling.
这座旧钟的齿轮传动装置需要定期上油。
在金融语境中，gearing 指负债与权益的比率，常写作 gearing ratio。
The company has a gearing ratio of 45%.
该公司的负债与权益比率为45%。
Not this
The bicycle has five gearings.
Use this
The bicycle has five gears.
gearing 表示‘齿轮传动系统’时为不可数名词，不能加 -s 来指单个齿轮；表示单个齿轮时应用可数名词 gear，因此复数用 gears。
Not this
The gearing of this toy are too complex for children.
Use this
The gearing of this toy is too complex for children.
gearing 在该句中指整个传动装置，为不可数名词，谓语动词须用单数 is，不能用复数 are。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
自行车传动系统；自行车变速器
The bicycle gearing makes it easy to pedal up steep hills.
这辆自行车的传动系统使上坡蹬踏变得轻松。
负债权益比率；杠杆比率
The bank was worried by the company's gearing ratio.
银行对公司的负债权益比率感到担忧。
财务杠杆
Financial gearing can increase the potential return to shareholders.
财务杠杆可能提高股东潜在回报。
高杠杆；高负债经营
High gearing often forces firms to prioritise debt payments over investments.
高杠杆往往迫使企业优先偿还债务而非投资。
经营杠杆
Operating gearing is higher in companies with large fixed costs.
固定成本高的公司经营杠杆更高。
Use gearings naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
把 gear（齿轮）+ -ing 想成齿轮咬合转动，“传动比”就是各齿轮搭配的比例。
语域：neutral 常见场景：mechanical engineering、automotive repair、bicycle maintenance 本条按机械传动装置/传动比义项处理。该用法语气较中性，多用于技术说明、维修手册或谈论汽车、自行车的传动系统；日常口语中不常单独使用，也不带明显正式色彩。
与 gearing（/ˈɡɪrɪŋ/）同韵的有 hearing /ˈhɪrɪŋ/、shearing /ˈʃɪrɪŋ/、clearing /ˈklɪrɪŋ/、steering /ˈstɪrɪŋ/，它们都以 /ɪrɪŋ/ 结尾。注意 bearing /ˈbɛrɪŋ/ 和 wearing /ˈwɛrɪŋ/ 虽然拼写都以 -earing 结尾，但发音不同，不押韵。
Dictionary facts from ECDICT, WIKTIONARY.