rack sth on/onto sth
表示把物品放到或挂到架子上，常与 on/onto 等介词短语连用。
He racked the tools on the wall.
他把工具挂在墙上的架子上。
把…放在架子上；把…挂上架；把（台球）摆成三角形；摆（球）；拉动（枪机/套筒）上膛；（把酒）从沉渣中倒出；换桶澄清；使紧张；绞尽（脑汁）；向…榨取
to cause someone intense physical or mental pain; to torture
放置或悬挂在架子上
To place in or hang on a rack.
驱动；移动；快速前进；搅动
To drive; move; go forward rapidly; stir.
通过排出或虹吸沉淀物来澄清啤酒、葡萄酒或苹果酒,从而阻止进一步发酵。
To clarify, and thereby deter further fermentation of, beer, wine or cider by draining or siphoning it from the dregs.
快速小跑,导致身体摇晃或摆动；慢跑。
To amble fast, causing a rocking or swaying motion of the body; to pace.
在刑具上折磨某人
To torture (someone) on the rack.
像蒸汽或破碎的云一样飞行
To fly, as vapour or broken clouds.
使某人遭受痛苦
To cause (someone) to suffer pain.
拉伸或紧张；通过勒索骚扰或压迫
To stretch or strain; to harass, or oppress by extortion.
将球放入三角架并在桌上定位
To put the balls into the triangular rack and set them in place on the table.
不顾权利或许可地拿走他人的东西
To take that which belongs to another, without regard of right or permission.
将弹药从弹匣或弹带手动装入自动或半自动枪械的射击位置
To (manually) load (a round of ammunition) from the magazine or belt into firing position in an automatic or semiautomatic firearm.
移动霰弹枪的滑杆以装填下一发子弹
To move the slide bar on a shotgun in order to chamber the next round.
在架子上清洗金属、矿石等
To wash (metals, ore, etc.) on a rack.
用纱线、麻线等交叉缠绕将两根绳子绑在一起
To bind together, as two ropes, with cross turns of yarn, marline, etc.
倾向于剪切结构(即使其在不同点弯曲、倾斜或移动)
To tend to shear a structure (that is, force it to bend, lean, or move in different directions at different points).
一般现在时
They often rack their brains over difficult puzzles.
他们经常为难题绞尽脑汁。
一般过去时
The guilt racked him for years.
内疚折磨了他多年。
表示‘折磨’或‘使痛苦’时，常用于被动或反身结构。
The constant pain racked his body, making it hard to sleep.
持续的疼痛折磨着他的身体，使他难以入睡。
用法提示：racked 表示使遭受剧烈痛苦
She was racking her brain trying to remember where she put the keys.
她绞尽脑汁想记起把钥匙放在哪里了。
用法提示：racking 表示使（大脑）承受压力，即绞尽脑汁
Guilt racks him every time he thinks about that incident.
每次想起那件事，内疚就折磨着他。
用法提示：racks 表示持续地折磨
表示把物品放到或挂到架子上，常与 on/onto 等介词短语连用。
He racked the tools on the wall.
他把工具挂在墙上的架子上。
常用被动形式，表示因疼痛、内疚等备受折磨。
He was racked with guilt after the accident.
事故发生后，他深感内疚，痛苦不堪。
强调持续的折磨，语气较强；常用于被动结构，如 be tormented by。
语气最强，常指极端的肉体或精神折磨；‘rack’原指拉肢刑架，现在‘torture’更常用。
多指疾病、灾祸等致人痛苦，主语常为事物，如 be afflicted with；比‘rack’正式。
指持续不断的问题或麻烦使人不得安宁，如 be plagued by；暗含反复、长久。
侧重情绪上的痛苦或担忧，强度较轻，常与 about 连用。
grammar · medium
易错句子I racked my head to find a solution.
正确表达I racked my brains to find a solution.
固定搭配是 rack one's brains，用复数 brains，不可以说 rack one's head。汉语“绞尽脑汁”里既有“脑”也有“头”的概念，学生容易按汉语习惯直译成 head；改后只把 head 换成搭配中的 brains，意思不变。
grammar · medium
易错句子Waiting for the exam results was a nerve-racked experience.
正确表达Waiting for the exam results was a nerve-racking experience.
修饰事物、表示“令人紧张的”要用现在分词构成的形容词 nerve-racking；nerve-racked 是过去分词形式，表示“（人）感到紧张的”，只能描述人的感受。本句主语是 experience（一件令人紧张的事），所以必须用 -ing 形式。
grammar · medium
易错句子The tools rack neatly on the wall.
正确表达The tools are racked neatly on the wall.
rack 作动词表示“把…放到架子（支架）上”时是及物动词，主语应是放置东西的人，物品是动作的承受者。这里主语是 tools（被放置的物品），英语必须用 be + 过去分词的被动语态 are racked；汉语“工具整齐地放在墙上”不需要被动标记，学生常照搬主动形式而造出病句。
绞尽脑汁；苦思冥想
I racked my brains for a solution to the problem.
我绞尽脑汁想解决这个问题的方法。
累积；获得；得分
She racked up 200 points in the first round.
她在第一轮就得了200分。
痛苦万分；备受折磨
He was racked with pain after the surgery.
手术后他痛苦万分。
受愧疚折磨；内心不安
She was racked by guilt for not telling the truth.
她因没有说出实情而内心不安。
把（台球）摆成三角形
You need to rack the balls before each game.
每局比赛开始前你都需要把球摆好。
常作rack的宾语，表示使人遭受的痛苦感受。
常作rack的宾语，指精神上的折磨来源。
常作rack的宾语，表示心理上的折磨。
与rack搭配时强调身心受到的折磨。
与rack搭配时表达极度的痛苦。
绞尽脑汁
I racked my brain trying to remember her name.
我绞尽脑汁想记起她的名字。
积累，获得
The team racked up six goals in the first half.
球队在上半场就进了六个球。
破败，毁灭
The old house went to rack and ruin after years of neglect.
那栋老房子多年无人照料，已破败不堪。
把球摆好。
This phrase is a common command in billiards, used when placing the balls in the triangular rack to start a game. It is famously associated with pool-hall culture and appears in films such as The Hustler (1961) and The Color of Money (1986).
这个短语是台球中的常见指令，意思是开局前把球放进三角框摆好。它常与台球厅文化联系在一起，并出现在电影《江湖浪子》（1961）和《金钱本色》（1986）中。
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