Pappenheim's stain

[医] 帕彭海姆氏染剂(鉴别结核菌和包皮垢杆菌)

🧩 词语组成解析

stain [sten]
vi. 弄脏;污染;被玷污; vt. 玷污,染污;败坏(名声);给…染色; n. 污点;瑕疵;着色剂;色斑;
s(dis的简型)+tain(to dye染色)→染污;污点

🗣️ 情景例句

There's still an outside chance that he'll make it into the finals.
他打入决赛还有一线希望。
I'll be ready within five minutes.
我五分钟内就可以准备好了。
They were puzzled by several things.
有几件事情使他们感到迷惑不解。
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