stain

第三人称单数：

动词第三人称单数: stains

更多词形：

形容词: stainable | 名词: stainer | 动词过去式: stained | 动词过去分词: stained | 动词现在分词: staining | 动词第三人称单数: stains |

单词例句：

Do you think the stain will show?

你认为这污渍以后还看得出来吗?

A stain of a contrasting color used to color the components in a microscopic specimen that are not made visible by the principal stain.

对比染色剂，对照染色剂一种对比颜色的染色剂，用来染制主染色剂染后显不出的显微术标本成分

Red wine leaves a stain.

红葡萄酒能留下痕迹。

Hard cleaning made little impression on the stain.

使劲清洗对污渍没产生多大效果

The stain on his shirt is difficult to clean off.

他衬衣上的污点很难去除掉。

To spill or spread in a spot or stain.

（污点或污渍）溅出或蔓延

The stain will have to be sanded out.

这斑点必须用砂纸磨掉。

I rubbed hard but the stain just wouldn't go.

我使劲擦也擦不掉那污迹。

The book is worn out and has ink stain on its cover.

这本书破旧了，封面上有墨渍。