Maccallum's stain
[医] 麦卡勒姆氏染剂(染组织中流感杆菌与革兰氏阳性菌)
🧩 词语组成解析
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
It's so nice out.
外面天气真好。
And to stay ahead of the competition is to openly and freely exchange our opinions.
处于竞争领先地位的方法就是公开、自由交换我们的想法
Something's come up.
发生了一些事。
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