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whitewashed + noun
whitewashed 在此作形容词，表示“涂了白石灰的”；也可用于抽象事物，意为“被美化的、被掩饰的”。
The old town is full of whitewashed buildings.
这座老城到处都是涂了白石灰的建筑。
粉刷过的；涂了白石灰的
先理解核心含义，再看它在真实句子里的用法。
粉刷过的；涂了白石灰的
coated with whitewash
The old town is full of whitewashed buildings.
这座老城到处都是涂了白石灰的建筑。
此义为形容词；作动词 whitewash 的过去式/过去分词时意为“粉饰、掩饰”。
用石灰水粉刷过的。
Painted with the temporary paint whitewash.
争议或丑闻被消除、忽视或淡化的。
Having had any controversy or potential for scandal removed, ignored or downplayed.
遭受种族美白处理的:被弄成或显得更像白人(高加索人种)；例如通过化妆使其显得更白,或在图画、电影中被描绘为白人(尽管原本或实际上是非白人)。
Having been subjected to racial whitewashing: made to be or seem more white (Caucasian); for example, having been made to appear whiter via makeup, or by being illustrated in pictures or portrayed in films as white (despite originally or properly being nonwhite).
The whitewashed houses along the coast gleamed under the hot sun.
海岸边那些粉刷成白色的房屋在烈日下闪闪发光。
The fence looked whitewashed from a distance, but closer up the paint was peeling.
从远处看，这栅栏像是刷过白灰的，但走近一看油漆已经剥落了。
The owner wanted the old fence whitewashed before the village festival.
主人想在村子过节前把旧栅栏刷成白色。
whitewashed 在此作形容词，表示“涂了白石灰的”；也可用于抽象事物，意为“被美化的、被掩饰的”。
The old town is full of whitewashed buildings.
这座老城到处都是涂了白石灰的建筑。
whitewashed 在此是 whitewash 的过去分词，与 be 构成被动语态，意为“被粉饰、被掩饰”。
The truth was whitewashed in the official account.
真相在官方叙述中被粉饰了。
Not this
We live in a whitewash house.
Use this
We live in a whitewashed house.
whitewashed 是 whitewash 的过去分词，可作定语表示“粉刷过的”；whitewash 是动词原形，不能直接修饰名词。中文“粉刷的房子”没有词形变化，英语需用过去分词形式。
Not this
The ceiling was whitewashing by a worker.
Use this
The ceiling was whitewashed by a worker.
被动语态“was/were + 过去分词”表示“被粉刷”，所以这里必须用 whitewashed。whitewashing 是现在分词，只能用于“was whitewashing”表示过去进行时的主动语态，无法表达被动意义。中文“被粉刷”没有词形区分，英语需用过去分词。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
被粉饰的历史
The textbook presents a whitewashed history that ignores the war crimes.
这本教科书呈现了一段被粉饰的历史，忽略了战争罪行。
被粉饰的版本
The movie is a whitewashed version of the author's difficult childhood.
这部电影是对作者艰难童年的一个被粉饰的版本。
被美化的形象
He tried to maintain a whitewashed image by hiding his failures.
他试图通过隐藏自己的失败来维持一个被美化的形象。
被掩盖的真相
The journalist spent years uncovering the whitewashed truth of the company's practices.
这位记者花了多年时间揭露公司行为背后被掩盖的真相。
被粉饰的报告
The official inquiry produced a whitewashed report that blamed no one.
官方调查产生了一份不指责任何人的被粉饰的报告。
被美化的过去
The novel reimagines the town's whitewashed past with a critical eye.
这部小说以批判的眼光重新想象了这个城镇被美化的过去。
粉饰的坟墓（喻指外表光鲜、内里腐败的人或事物）
The organization was a whitewashed tomb, praised publicly while rotting from within.
这个组织是一座粉饰的坟墓，表面备受称赞，内里却已腐坏。
被遮掩过去，被粉饰
The mistake was whitewashed over in the official report.
这个错误在官方报告中也被遮掩过去了。
被美化的历史；粉饰过的历史
Tourists are shown a whitewashed history of the island's colonial past.
游客们看到的是一段被美化的、关于这座岛屿殖民历史的叙述。
你们好像粉饰的坟墓，外面好看，里面却装满了死人的骨头和一切的污秽。
In Matthew 23:27, Jesus uses the image of whitewashed tombs to criticize hypocritical religious leaders.
在马太福音23章27节，耶稣用粉饰坟墓的形象来批评虚伪的宗教领袖。
神要打你，你这粉饰的墙！
In Acts 23:3, Paul calls the high priest a 'whitewashed wall' to expose his hypocrisy.
在使徒行传23章3节，保罗称大祭司为“粉饰的墙”，以揭露他的虚伪。
Use whitewashed naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：white（白）+ washed（洗）＝“洗白”，即粉饰、掩盖丑闻；被洗白过的就是 whitewashed。
语域：mixed 常见场景：building/construction settings、news/political discourse whitewashed 作形容词/过去分词时，字面义“刷了白石灰的”多用于建筑、装修等具体场景，语域中性；引申义“被粉饰、被掩盖的”比较常见于新闻或政治等正式语域，常带负面含义。需根据搭配判断具体义项。
These three words genuinely rhyme with the final syllable /wɔʃt/ and share the spelling ending -ashed. Beware of lookalikes that sound different: wished /wɪʃt/ and whistled /ˈwɪsəld/ have different vowel and final sounds.
Dictionary facts from ECDICT, WIKTIONARY.