1
stain + on + noun phrase
表示物理污渍的位置，介词用 on。
There is a coffee stain on my shirt.
我的衬衫上有一个咖啡渍。
污渍；污点；污秽
先理解核心含义，再看它在真实句子里的用法。
污渍；污点；污秽
a discolored mark, spot, or dirty appearance
There is a coffee stain on my shirt.
我的衬衫上有一个咖啡渍。
A discolored spot or area caused by spillage or other contact with certain fluids or substances.
污渍或变色
a soiled or discolored appearance
A blemish on one's character or reputation.
显微镜用染料或着色剂
(microscopy) a dye or other coloring material that is used in microscopy to make structures visible
The red wine left a dark stain on the white tablecloth.
红葡萄酒在白色桌布上留下了一个深色污渍。
AI contextual example
She scrubbed the coffee stain on her shirt, but it would not come out.
她搓洗衬衫上的咖啡渍，但怎么都洗不掉。
AI contextual example
The old carpet had several stains that the cleaner could not remove.
旧地毯上有几块清洁工无法去除的污渍。
AI contextual example
the wine left a dark stain
葡萄酒留下了深色的污渍。
WordNet
表示物理污渍的位置，介词用 on。
There is a coffee stain on my shirt.
我的衬衫上有一个咖啡渍。
用于抽象意义，表示道德上的污点。
The stain of dishonor ruined his reputation.
不光彩的污点毁了他的名声。
形容词描述污渍的性质，如 stubborn, light, dark。
Use a strong cleaner to remove that stubborn stain.
用强力清洁剂去除那块顽固的污渍。
常见动词搭配包括 remove, get out, clean。
She tried to remove the stain with bleach.
她试图用漂白剂去除污渍。
Not this
There is a coffee's stain on my shirt.
Use this
There is a coffee stain on my shirt.
错误原因：受中文‘的’字结构影响，错误地使用所有格‘coffee's’来修饰stain。英语中通常使用名词直接作定语，如‘coffee stain’（咖啡渍）。
Not this
There is a stain in the table.
Use this
There is a stain on the table.
错误原因：混淆介词‘in’和‘on’。stain是表面的痕迹，应使用‘on’表示在物体表面上，而不是‘in’（内部）。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
血渍
There is a blood stain on your shirt.
你的衬衫上有一块血渍。
去污剂
I need to buy a stain remover for this carpet.
我需要为这块地毯买一瓶去污剂。
去除污渍
Can you help me remove this stain?
你能帮我去除这个污渍吗？
留下污渍
Red wine can leave a stain on the tablecloth.
红葡萄酒会在桌布上留下污渍。
永久性污渍
The ink left a permanent stain on the fabric.
墨水在织物上留下了永久性污渍。
去污
This product is for stain removal.
这个产品用于去污。
名誉上的污点
The scandal left a stain on his reputation that never washed away.
这桩丑闻给他的名誉留下了永远洗不掉的污点。
耻辱的污点
The family felt the stain of shame after the incident.
那件事之后，家人感受到了耻辱的污点。
留下污点（比喻）
His dishonest actions left a stain on the company's record.
他的不诚实行为给公司的记录留下了污点。
发长 /eɪ/ 音 (如 rain, wait)
Use stain naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
对比“stainless”（不锈钢）无污渍，记住stain就是污渍。
中性语域。多用于日常清洁或描述表面污渍，如衣物、家具上的污点。
All listed words share the /eɪn/ ending sound with 'stain'. Note: Words like 'mountain' or 'certain' have the same '-ain' spelling but are pronounced differently.
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.