Unna's stain

[医] 乌纳氏染剂(硷性亚甲蓝染剂)

🧩 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

Fitness clubs are becoming more popular these days.
现在健身房越来越流行了。
What a disappointment.
真是失望透顶。
It starts at four thirty, doesn't it?
聚会4：30开始，是吧？
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🔤 更多 U 开头的单词

ufw
umpire in a dispute
under an engagement to
undoubtedly ʌn'daʊtɪdli
ungroup sheets
unnecessary ʌn'nɛsə'sɛri
unpollute
untranslated sequences
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