1
the grinding of [something]
表示刺耳的声音，常与of连用。
The grinding of the gears kept me awake all night.
齿轮的摩擦声让我整晚睡不着。
研磨；碾磨；磨碎（声）
先理解核心含义，再看它在真实句子里的用法。
研磨；碾磨；磨碎（声）
The action of crushing or rubbing something into small particles, or the sound this makes.
The grinding of the gears kept me awake all night.
齿轮的摩擦声让我整晚睡不着。
研磨或压碎成小颗粒的动作；这种动作的声音
The action of grinding together or crushing into small particles; the sound of this action.
研磨工件以改变其尺寸、形状和表面光洁度的动作
The action of grinding a workpiece to change its size, shape, and surface finish.
一种舞蹈形式,两人身体相互摩擦
A form of dance in which two people rub their bodies together.
在游戏中反复执行相同任务或类似活动以积累积分或财富
Repeatedly performing the same quest or similar in-game activity in order to amass points or wealth.
The grinding of coffee beans produces a rich aroma.
咖啡豆的研磨会产生浓郁的香气。
I could hear the grinding of metal against metal from the old engine.
我能听到旧发动机中金属与金属摩擦的刺耳声。
Over thousands of years, the grinding of rocks by wind and water shaped the canyon.
数千年来，风和水对岩石的磨蚀塑造了峡谷。
表示刺耳的声音，常与of连用。
The grinding of the gears kept me awake all night.
齿轮的摩擦声让我整晚睡不着。
指研磨产生的粉末，可用量词修饰。
A fine powder of grinding covered the workbench.
一层细碎的研磨粉末盖住了工作台。
复数形式表示研磨所得的多份粉末。
The grindings from the mill are collected in bags.
磨坊产生的粉末被收集在袋子里。
Not this
The grinding the coffee takes a long time.
Use this
The grinding of the coffee takes a long time.
名词grinding表示“研磨”的过程或结果时，不能直接跟名词作宾语，需用介词of连接被研磨的对象。中文学习者受母语“研磨咖啡”影响，容易漏掉介词。
Not this
I can't stand the grindings of the train.
Use this
I can't stand the grinding of the train.
grinding表示“刺耳的摩擦声”时为不可数名词，不可加复数。中文“摩擦声”常被误认为可数，导致错误使用复数形式。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
磨牙（症）
Teeth grinding often happens during deep sleep.
磨牙常发生在深度睡眠中。
磨床；研磨机
The factory uses a grinding machine to polish metal shafts.
工厂用磨床抛光金属轴。
砂轮
A new grinding wheel spins at a very high speed.
新的砂轮以很高的速度旋转。
碾磨谷物
The grinding of grain is an ancient human activity.
碾磨谷物是人类古老的活动。
研磨过程；磨削过程
Water is used to cool the workpiece during the grinding process.
在研磨过程中用水冷却工件。
研磨声；摩擦声
I could hear the sound of grinding coming from the kitchen.
我能听到厨房传来的研磨声。
戛然而止；突然完全停止；陷入停顿
The talks came to a grinding halt when neither side would compromise.
由于双方都不肯妥协，会谈戛然而止。
极度贫困；赤贫
Many families in the region live in grinding poverty.
该地区的许多家庭生活在极度贫困之中。
Use grinding naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：grind 像机器磨碎豆子的动作，发出 grinding 的摩擦声；游戏里反复刷任务也叫 grinding，记住‘磨’这个重复动作。
语域：mixed 常见场景：food preparation、workshop/manufacturing、club/dance、video gaming grinding 作名词时的语域随词义变化：表示“研磨/磨碎”时通常为中性；表示“机械磨削”时多用于技术或工业语境；表示“贴身舞”或“游戏刷经验”时比较常见于非正式场合。实际用法需结合上下文判断。
以上单词与 grinding 押韵：重读音节都是 /aɪ/ + /ndɪŋ/。注意：grinning /ˈɡrɪnɪŋ/ 和 grading /ˈɡreɪdɪŋ/ 拼写相近，但发音不同，不押韵。winding 若读作 /ˈwɪndɪŋ/ 则与 grinding 不押韵。
Dictionary facts from ECDICT, WIKTIONARY, WORDNET.