stain
第三人称
stains
现在进行时
staining
过去式
stained
过去完成时
stained
1
弄脏, 染色
to create marks or discoloration on a surface, usually by accidentally spilling or allowing a substance to absorb
及物动词
- Spilling coffee on the carpet may stain it if not cleaned promptly.
将咖啡洒在地毯上如果不及时清理可能会弄脏它。
- Certain foods, like berries, have the potential to stain teeth over time.
某些食物，如浆果，随着时间的推移有可能染色牙齿。
- Ink from a leaky pen can stain clothing if not treated quickly.
漏墨的钢笔的墨水如果不迅速处理，可能会弄脏衣服。
- She accidentally stained her shirt with coffee while rushing to work.
她在赶去上班的时候不小心用咖啡弄脏了她的衬衫。
- The red wine spilled on the carpet and stained it permanently.
红酒洒在地毯上，永久地弄脏了它。
2
染色, 弄脏
to change the color of something by a liquid dye or chemical
及物动词
- She stained the wooden table with a rich mahogany finish to match the decor.
她用丰富的桃花心木饰面染色了木桌以匹配装饰。
- The painter stained the exterior walls of the house with a warm beige hue.
画家用温暖的米色染色了房子的外墙。
- To enhance the appearance of the deck, they stained it with a dark walnut color.
为了增强甲板的外观，他们用深胡桃色染色了它。
- She stained the plain white curtains with a vibrant blue dye for a pop of color.
她用鲜艳的蓝色染料弄脏了纯白色的窗帘，以增加一点色彩。
- He stained the unfinished bookshelf with a cherry wood stain to give it a polished look.
他用樱桃木染色剂给未完成的书架染色，使其看起来有光泽。
3
染色, 着色
to apply a colored substance to a microscopic sample for enhanced visibility under a microscope
及物动词
- The biologist stained the tissue sample with eosin to highlight the cellular structures.
生物学家用伊红染色组织样本以突出细胞结构。
- Before examination, the microbiologist stained the bacterial culture with crystal violet.
在检查之前，微生物学家用结晶紫对细菌培养物进行了染色。
- To visualize the presence of fungi, the mycologist stained the fungal spores with lactophenol cotton blue.
为了可视化真菌的存在，真菌学家用乳酚棉蓝染色了真菌孢子。
- The pathologist stained the tissue biopsy with toluidine blue to detect abnormal cells.
病理学家用甲苯胺蓝染色组织活检以检测异常细胞。
- For better contrast, the cytologist stained the cell nucleus with Giemsa stain.
为了更好的对比度，细胞学家用吉姆萨染色剂染色了细胞核。
4
玷污, 败坏
to tarnish or blemish the reputation or image of a person, group, or thing
及物动词
- The scandalous revelations stained the politician's reputation irreparably.
丑闻的揭露玷污了这位政治家的声誉，无法挽回。
- The company's unethical practices stained its reputation in the eyes of consumers.
该公司的不道德行为在消费者眼中玷污了其声誉。
- The allegations of misconduct stained the reputation of the prestigious university.
不当行为的指控玷污了这所 prestigious 大学的声誉。
- The athlete's doping scandal stained his legacy as one of the greatest sports figures of all time.
运动员的兴奋剂丑闻玷污了他作为有史以来最伟大的体育人物之一的遗产。
- A single mistake can stain the reputation of an entire organization.
一个错误就可能玷污整个组织的声誉。