您要查找的是不是：
- To color(a microscopic specimen) with such a stain. 用对比染色剂染（显微术样本）
- He vainly tried to mark the defacing stain out. 他试图除去有损外观的污迹，但没有成功。
- He is still a fine specimen of health. 他仍是健康的典范。
- I put the shirt in soapy water to soak out the stain. 我将衬衫浸在肥皂水里以去除污渍。
- I scrubbed hard at the stain to see if I could get it off. 我使劲擦这个污迹，看能不能将它去掉。
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- I am afraid you must wash out this stain. 恐怕你必须洗掉这个污渍。
- The stain on his shirt is difficult to clean off. 他衬衣上的污点很难去除掉。
- It was a specimen of his generosity. 这是他慷慨大度的一个实例。
- This is a specimen of the new fabric. 这是新布料的样品。
- I rubbed hard but the stain just wouldn't go. 我使劲擦也擦不掉那污迹。
- You'll be asked to provide a blood specimen. 他们会要你提供血样。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- Such a man is a stain to humanity. 这种人是人类的耻辱。
- There's an ink stain on your shirt. 你的衬衫上有一个墨水斑。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- He left the court without a stain on his character. 他经法庭一役，人格丝毫无损。
- A member of a collection or set; a specimen. 成员，样本一群或一套中的一个; 标本
- He's got an ink stain on his shirt. 他衬衫上有块墨渍。
